[INFO] fetching crate oneshot 0.1.2...
[INFO] testing oneshot-0.1.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate oneshot 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate oneshot 0.1.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oneshot 0.1.2
[INFO] finished tweaking crates.io crate oneshot 0.1.2
[INFO] tweaked toml for crates.io crate oneshot 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate oneshot 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60aa7399c16848281aa55aa0a08c748a644e810284b4de37a04318eff3edb142
[INFO] running `Command { std: "docker" "start" "-a" "60aa7399c16848281aa55aa0a08c748a644e810284b4de37a04318eff3edb142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60aa7399c16848281aa55aa0a08c748a644e810284b4de37a04318eff3edb142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60aa7399c16848281aa55aa0a08c748a644e810284b4de37a04318eff3edb142", kill_on_drop: false }`
[INFO] [stdout] 60aa7399c16848281aa55aa0a08c748a644e810284b4de37a04318eff3edb142
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11c1e5dd43a71b21cfc3d691a7cc9d1a9dcfcae481d3e7d7dd0ccdcb6e9e2749
[INFO] running `Command { std: "docker" "start" "-a" "11c1e5dd43a71b21cfc3d691a7cc9d1a9dcfcae481d3e7d7dd0ccdcb6e9e2749", kill_on_drop: false }`
[INFO] [stderr]    Compiling oneshot v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:332:37
[INFO] [stdout]     |
[INFO] [stdout] 332 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:414:37
[INFO] [stdout]     |
[INFO] [stdout] 414 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:512:37
[INFO] [stdout]     |
[INFO] [stdout] 512 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:586:37
[INFO] [stdout]     |
[INFO] [stdout] 586 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:382:33
[INFO] [stdout]     |
[INFO] [stdout] 382 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 382 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 382 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:455:33
[INFO] [stdout]     |
[INFO] [stdout] 455 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 455 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 455 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:565:33
[INFO] [stdout]     |
[INFO] [stdout] 565 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 565 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 565 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "11c1e5dd43a71b21cfc3d691a7cc9d1a9dcfcae481d3e7d7dd0ccdcb6e9e2749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11c1e5dd43a71b21cfc3d691a7cc9d1a9dcfcae481d3e7d7dd0ccdcb6e9e2749", kill_on_drop: false }`
[INFO] [stdout] 11c1e5dd43a71b21cfc3d691a7cc9d1a9dcfcae481d3e7d7dd0ccdcb6e9e2749
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7dfe225daa212079119fa74b654ec1bf486143cb3df449cf3b835db49c061c8
[INFO] running `Command { std: "docker" "start" "-a" "e7dfe225daa212079119fa74b654ec1bf486143cb3df449cf3b835db49c061c8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.20
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling pin-project-lite v0.1.5
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:332:37
[INFO] [stdout]     |
[INFO] [stdout] 332 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:414:37
[INFO] [stdout]     |
[INFO] [stdout] 414 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:512:37
[INFO] [stdout]     |
[INFO] [stdout] 512 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling oorandom v11.1.1
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:586:37
[INFO] [stdout]     |
[INFO] [stdout] 586 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:382:33
[INFO] [stdout]     |
[INFO] [stdout] 382 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 382 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 382 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:455:33
[INFO] [stdout]     |
[INFO] [stdout] 455 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 455 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 455 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:565:33
[INFO] [stdout]     |
[INFO] [stdout] 565 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 565 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 565 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling kv-log-macro v1.0.5
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling criterion-plot v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling plotters v0.2.14
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.0.4
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling async-std v1.5.0
[INFO] [stderr]    Compiling tokio v0.2.20
[INFO] [stderr]    Compiling criterion v0.3.2
[INFO] [stderr]    Compiling oneshot v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:332:37
[INFO] [stdout]     |
[INFO] [stdout] 332 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:414:37
[INFO] [stdout]     |
[INFO] [stdout] 414 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:512:37
[INFO] [stdout]     |
[INFO] [stdout] 512 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:586:37
[INFO] [stdout]     |
[INFO] [stdout] 586 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:382:33
[INFO] [stdout]     |
[INFO] [stdout] 382 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 382 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 382 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:455:33
[INFO] [stdout]     |
[INFO] [stdout] 455 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 455 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 455 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:565:33
[INFO] [stdout]     |
[INFO] [stdout] 565 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 565 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 565 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 36.69s
[INFO] running `Command { std: "docker" "inspect" "e7dfe225daa212079119fa74b654ec1bf486143cb3df449cf3b835db49c061c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7dfe225daa212079119fa74b654ec1bf486143cb3df449cf3b835db49c061c8", kill_on_drop: false }`
[INFO] [stdout] e7dfe225daa212079119fa74b654ec1bf486143cb3df449cf3b835db49c061c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 42d247f50d775a3b1ae8816333216ff7591ff397d69e16bfd5acd3ca530b4be1
[INFO] running `Command { std: "docker" "start" "-a" "42d247f50d775a3b1ae8816333216ff7591ff397d69e16bfd5acd3ca530b4be1", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:332:37
[INFO] [stderr]     |
[INFO] [stderr] 332 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:414:37
[INFO] [stderr]     |
[INFO] [stderr] 414 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:512:37
[INFO] [stderr]     |
[INFO] [stderr] 512 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:586:37
[INFO] [stderr]     |
[INFO] [stderr] 586 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:382:33
[INFO] [stderr]     |
[INFO] [stderr] 382 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 382 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 382 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:455:33
[INFO] [stderr]     |
[INFO] [stderr] 455 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 455 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 455 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:565:33
[INFO] [stderr]     |
[INFO] [stderr] 565 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 565 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 565 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:332:37
[INFO] [stderr]     |
[INFO] [stderr] 332 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:414:37
[INFO] [stderr]     |
[INFO] [stderr] 414 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:512:37
[INFO] [stderr]     |
[INFO] [stderr] 512 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:586:37
[INFO] [stderr]     |
[INFO] [stderr] 586 |                 match channel.state.compare_and_swap(EMPTY, RECEIVING, SeqCst) {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:382:33
[INFO] [stderr]     |
[INFO] [stderr] 382 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 382 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 382 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:455:33
[INFO] [stderr]     |
[INFO] [stderr] 455 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 455 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 455 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:565:33
[INFO] [stderr]     |
[INFO] [stderr] 565 |             RECEIVING => panic!(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 565 |             RECEIVING => panic!("{}", RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 565 |             RECEIVING => std::panic::panic_any(RECEIVER_USED_SYNC_AND_ASYNC_ERROR),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/oneshot-2f3e45dcbbe28de4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/assert_mem.rs (/opt/rustwide/target/debug/deps/assert_mem-8513f43807f862d7)
[INFO] [stdout] test receiver_waker_size ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test channel_endpoints_single_pointer ... ok
[INFO] [stdout] test error_sizes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/async.rs (/opt/rustwide/target/debug/deps/async-ae40c07ef75cc305)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test send_before_await_async_std ... ok
[INFO] [stdout] test send_before_await_tokio ... ok
[INFO] [stdout] test await_with_dropped_sender_tokio ... ok
[INFO] [stdout] test await_with_dropped_sender_async_std ... ok
[INFO] [stdout] test await_before_send_then_drop_sender_tokio ... ok
[INFO] [stdout] test await_before_send_tokio ... ok
[INFO] [stdout] test await_before_send_async_std ... ok
[INFO] [stdout] test poll_future_and_then_try_recv ... ok
[INFO] [stdout] test await_before_send_then_drop_sender_async_std ... ok
[INFO] [stdout] test poll_receiver_then_drop_it ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sync.rs (/opt/rustwide/target/debug/deps/sync-ca5f7e7fd6092950)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test message_in_channel_dropped_on_receiver_drop ... ok
[INFO] [stdout] test non_send_type_can_be_used_on_same_thread ... ok
[INFO] [stdout] test recv_deadline_and_timeout_no_time ... ok
[INFO] [stdout] test send_before_recv ... ok
[INFO] [stdout] test send_before_recv_timeout ... ok
[INFO] [stdout] test try_recv ... ok
[INFO] [stdout] test try_recv_with_dropped_sender ... ok
[INFO] [stdout] test send_before_recv_ref ... ok
[INFO] [stdout] test send_then_drop_receiver ... ok
[INFO] [stdout] test recv_with_dropped_sender ... ok
[INFO] [stdout] test recv_timeout_before_send ... ok
[INFO] [stdout] test send_with_dropped_receiver ... ok
[INFO] [stdout] test send_before_try_recv ... ok
[INFO] [stdout] test recv_before_send ... ok
[INFO] [stdout] test send_error_drops_message_correctly_on_into_inner ... ok
[INFO] [stdout] test send_error_drops_message_correctly ... ok
[INFO] [stdout] test recv_before_send_then_drop_sender ... ok
[INFO] [stdout] test recv_timeout_before_send_then_drop_sender ... ok
[INFO] [stderr]    Doc-tests oneshot
[INFO] [stdout] test recv_deadline_and_timeout_time_should_elapse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 40) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "42d247f50d775a3b1ae8816333216ff7591ff397d69e16bfd5acd3ca530b4be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d247f50d775a3b1ae8816333216ff7591ff397d69e16bfd5acd3ca530b4be1", kill_on_drop: false }`
[INFO] [stdout] 42d247f50d775a3b1ae8816333216ff7591ff397d69e16bfd5acd3ca530b4be1
