[INFO] fetching crate boltchat 0.2.2...
[INFO] testing boltchat-0.2.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate boltchat 0.2.2 into /workspace/builds/worker-113/source
[INFO] validating manifest of crates.io crate boltchat 0.2.2 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 boltchat 0.2.2
[INFO] finished tweaking crates.io crate boltchat 0.2.2
[INFO] tweaked toml for crates.io crate boltchat 0.2.2 written to /workspace/builds/worker-113/source/Cargo.toml
[INFO] crate crates.io crate boltchat 0.2.2 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-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] d3dc9cdd77e7d96ebfebca26fb7226ca72da0161c13e3715fd9806bdba81ab1b
[INFO] running `Command { std: "docker" "start" "-a" "d3dc9cdd77e7d96ebfebca26fb7226ca72da0161c13e3715fd9806bdba81ab1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3dc9cdd77e7d96ebfebca26fb7226ca72da0161c13e3715fd9806bdba81ab1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3dc9cdd77e7d96ebfebca26fb7226ca72da0161c13e3715fd9806bdba81ab1b", kill_on_drop: false }`
[INFO] [stdout] d3dc9cdd77e7d96ebfebca26fb7226ca72da0161c13e3715fd9806bdba81ab1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 52cc19bc7c6540d527d1750c912e5714909cf15bbdd707c663447be94973a1e8
[INFO] running `Command { std: "docker" "start" "-a" "52cc19bc7c6540d527d1750c912e5714909cf15bbdd707c663447be94973a1e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling once_cell v1.7.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling signature v1.3.0
[INFO] [stderr]    Compiling adler v1.0.1
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling crc24 v0.1.6
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling circular v0.3.0
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling ed25519 v1.0.3
[INFO] [stderr]    Compiling num-bigint-dig v0.6.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pem v0.8.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling block-cipher v0.8.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling aes-soft v0.5.0
[INFO] [stderr]    Compiling stream-cipher v0.7.1
[INFO] [stderr]    Compiling blowfish v0.6.0
[INFO] [stderr]    Compiling cast5 v0.8.0
[INFO] [stderr]    Compiling des v0.5.0
[INFO] [stderr]    Compiling block-modes v0.6.1
[INFO] [stderr]    Compiling twofish v0.4.0
[INFO] [stderr]    Compiling sha2 v0.9.3
[INFO] [stderr]    Compiling sha-1 v0.9.4
[INFO] [stderr]    Compiling ripemd160 v0.9.1
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling md-5 v0.9.1
[INFO] [stderr]    Compiling cfb-mode v0.5.0
[INFO] [stderr]    Compiling aes v0.5.0
[INFO] [stderr]    Compiling simple_asn1 v0.4.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling curve25519-dalek v3.0.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling x25519-dalek v1.1.0
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling rsa v0.3.0
[INFO] [stderr]    Compiling pgp v0.7.1
[INFO] [stderr]    Compiling boltchat v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/events/error_event.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub(crate) fn new(err: String) -> Self{
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/stream/stream.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 panic!(e);
[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] 36 |                 panic!("{}", e);
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 std::panic::panic_any(e);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.20s
[INFO] running `Command { std: "docker" "inspect" "52cc19bc7c6540d527d1750c912e5714909cf15bbdd707c663447be94973a1e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52cc19bc7c6540d527d1750c912e5714909cf15bbdd707c663447be94973a1e8", kill_on_drop: false }`
[INFO] [stdout] 52cc19bc7c6540d527d1750c912e5714909cf15bbdd707c663447be94973a1e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] f13d1ca7488f8ef7a1a024e7dc3e357b445fd476ba5af832c84ab6c3c0cf3ba0
[INFO] running `Command { std: "docker" "start" "-a" "f13d1ca7488f8ef7a1a024e7dc3e357b445fd476ba5af832c84ab6c3c0cf3ba0", kill_on_drop: false }`
[INFO] [stderr]    Compiling boltchat v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/events/error_event.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub(crate) fn new(err: String) -> Self{
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/stream/stream.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 panic!(e);
[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] 36 |                 panic!("{}", e);
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 std::panic::panic_any(e);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/events/error_event.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub(crate) fn new(err: String) -> Self{
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/stream/stream.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 panic!(e);
[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] 36 |                 panic!("{}", e);
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 std::panic::panic_any(e);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.93s
[INFO] running `Command { std: "docker" "inspect" "f13d1ca7488f8ef7a1a024e7dc3e357b445fd476ba5af832c84ab6c3c0cf3ba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f13d1ca7488f8ef7a1a024e7dc3e357b445fd476ba5af832c84ab6c3c0cf3ba0", kill_on_drop: false }`
[INFO] [stdout] f13d1ca7488f8ef7a1a024e7dc3e357b445fd476ba5af832c84ab6c3c0cf3ba0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 0792a9948dc43c9fda194730b6a95ac885ff57ac3e6f1f8ff71c7fc695dffedc
[INFO] running `Command { std: "docker" "start" "-a" "0792a9948dc43c9fda194730b6a95ac885ff57ac3e6f1f8ff71c7fc695dffedc", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/events/error_event.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub(crate) fn new(err: String) -> Self{
[INFO] [stderr]    |                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/stream/stream.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 panic!(e);
[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] 36 |                 panic!("{}", e);
[INFO] [stderr]    |                        ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 std::panic::panic_any(e);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/events/error_event.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub(crate) fn new(err: String) -> Self{
[INFO] [stderr]    |                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/stream/stream.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 panic!(e);
[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] 36 |                 panic!("{}", e);
[INFO] [stderr]    |                        ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 std::panic::panic_any(e);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/boltchat-1623087781574f4f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests boltchat
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0792a9948dc43c9fda194730b6a95ac885ff57ac3e6f1f8ff71c7fc695dffedc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0792a9948dc43c9fda194730b6a95ac885ff57ac3e6f1f8ff71c7fc695dffedc", kill_on_drop: false }`
[INFO] [stdout] 0792a9948dc43c9fda194730b6a95ac885ff57ac3e6f1f8ff71c7fc695dffedc
