[INFO] fetching crate urpc 0.2.0... [INFO] testing urpc-0.2.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate urpc 0.2.0 into /workspace/builds/worker-55/source [INFO] validating manifest of crates.io crate urpc 0.2.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate urpc 0.2.0 [INFO] finished tweaking crates.io crate urpc 0.2.0 [INFO] tweaked toml for crates.io crate urpc 0.2.0 written to /workspace/builds/worker-55/source/Cargo.toml [INFO] crate crates.io crate urpc 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 65e352e6a5c9f7662637b1612b39f7ab0309e7cc26b09c588781571a891f843b [INFO] running `Command { std: "docker" "start" "-a" "65e352e6a5c9f7662637b1612b39f7ab0309e7cc26b09c588781571a891f843b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65e352e6a5c9f7662637b1612b39f7ab0309e7cc26b09c588781571a891f843b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65e352e6a5c9f7662637b1612b39f7ab0309e7cc26b09c588781571a891f843b", kill_on_drop: false }` [INFO] [stdout] 65e352e6a5c9f7662637b1612b39f7ab0309e7cc26b09c588781571a891f843b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 75bf2d1f8b0ddece7201ede1e229da1dc0530c99d859227ae6e468a973b1d9e6 [INFO] running `Command { std: "docker" "start" "-a" "75bf2d1f8b0ddece7201ede1e229da1dc0530c99d859227ae6e468a973b1d9e6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling heapless v0.5.1 [INFO] [stderr] Compiling postcard-cobs v0.1.5-pre [INFO] [stderr] Compiling hash32 v0.1.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling generic-array v0.13.2 [INFO] [stderr] Compiling as-slice v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling postcard v0.4.2 [INFO] [stderr] Compiling urpc v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/client.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | use core::mem::{self, swap}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.45s [INFO] running `Command { std: "docker" "inspect" "75bf2d1f8b0ddece7201ede1e229da1dc0530c99d859227ae6e468a973b1d9e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75bf2d1f8b0ddece7201ede1e229da1dc0530c99d859227ae6e468a973b1d9e6", kill_on_drop: false }` [INFO] [stdout] 75bf2d1f8b0ddece7201ede1e229da1dc0530c99d859227ae6e468a973b1d9e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 58910a30126721abde43c0f5f3641163b13949e5a54f745c778e49f59cf6b020 [INFO] running `Command { std: "docker" "start" "-a" "58910a30126721abde43c0f5f3641163b13949e5a54f745c778e49f59cf6b020", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling hex v0.4.0 [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/client.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | use core::mem::{self, swap}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling urpc v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `write_buf_len` is never read [INFO] [stdout] --> examples/requests.rs:76:17 [INFO] [stdout] | [INFO] [stdout] 76 | let mut write_buf_len = 0; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `read_len` is never read [INFO] [stdout] --> examples/requests.rs:86:21 [INFO] [stdout] | [INFO] [stdout] 86 | read_len = consts::REQ_HEADER_LEN; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/requests.rs:99:37 [INFO] [stdout] | [INFO] [stdout] 99 | ... let mut opt_buf = recv_bytes.get_opt_buf(&mut write_buf); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/client.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | use core::mem::{self, swap}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `buf_len` should have an upper case name [INFO] [stdout] --> examples/requests.rs:29:11 [INFO] [stdout] | [INFO] [stdout] 29 | const buf_len: usize = 4096; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `BUF_LEN` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.22s [INFO] running `Command { std: "docker" "inspect" "58910a30126721abde43c0f5f3641163b13949e5a54f745c778e49f59cf6b020", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58910a30126721abde43c0f5f3641163b13949e5a54f745c778e49f59cf6b020", kill_on_drop: false }` [INFO] [stdout] 58910a30126721abde43c0f5f3641163b13949e5a54f745c778e49f59cf6b020 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 307647967d4a758b8620ddef469a78c88dbfd074dc8f1e0d4c50f07a72db5906 [INFO] running `Command { std: "docker" "start" "-a" "307647967d4a758b8620ddef469a78c88dbfd074dc8f1e0d4c50f07a72db5906", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/client.rs:7:17 [INFO] [stderr] | [INFO] [stderr] 7 | use core::mem::{self, swap}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `urpc` (lib) generated 1 warning [INFO] [stderr] warning: `urpc` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: value assigned to `write_buf_len` is never read [INFO] [stderr] --> examples/requests.rs:76:17 [INFO] [stderr] | [INFO] [stderr] 76 | let mut write_buf_len = 0; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `read_len` is never read [INFO] [stderr] --> examples/requests.rs:86:21 [INFO] [stderr] | [INFO] [stderr] 86 | read_len = consts::REQ_HEADER_LEN; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/requests.rs:99:37 [INFO] [stderr] | [INFO] [stderr] 99 | ... let mut opt_buf = recv_bytes.get_opt_buf(&mut write_buf); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant `buf_len` should have an upper case name [INFO] [stderr] --> examples/requests.rs:29:11 [INFO] [stderr] | [INFO] [stderr] 29 | const buf_len: usize = 4096; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `BUF_LEN` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `urpc` (example "requests") generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/urpc-d86b5deea90b32c3) [INFO] [stdout] [INFO] [stderr] Doc-tests urpc [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 2 tests [INFO] [stdout] test src/macros.rs - macros::client_requests (line 32) ... ok [INFO] [stdout] test src/macros.rs - macros::server_requests_variant (line 248) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.98s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "307647967d4a758b8620ddef469a78c88dbfd074dc8f1e0d4c50f07a72db5906", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "307647967d4a758b8620ddef469a78c88dbfd074dc8f1e0d4c50f07a72db5906", kill_on_drop: false }` [INFO] [stdout] 307647967d4a758b8620ddef469a78c88dbfd074dc8f1e0d4c50f07a72db5906