[INFO] fetching crate pa 0.1.5...
[INFO] testing pa-0.1.5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate pa 0.1.5 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate pa 0.1.5 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 pa 0.1.5
[INFO] finished tweaking crates.io crate pa 0.1.5
[INFO] tweaked toml for crates.io crate pa 0.1.5 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 3d5afd711f9311e6e1b01928c4f728efc59d4c6c99b396fe6cab3f319512961a
[INFO] running `Command { std: "docker" "start" "-a" "3d5afd711f9311e6e1b01928c4f728efc59d4c6c99b396fe6cab3f319512961a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d5afd711f9311e6e1b01928c4f728efc59d4c6c99b396fe6cab3f319512961a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d5afd711f9311e6e1b01928c4f728efc59d4c6c99b396fe6cab3f319512961a", kill_on_drop: false }`
[INFO] [stdout] 3d5afd711f9311e6e1b01928c4f728efc59d4c6c99b396fe6cab3f319512961a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] a3e7a3a7ec1893b8cc133960ad93ad880d7d00249216597256fd0a0c17ffd9b7
[INFO] running `Command { std: "docker" "start" "-a" "a3e7a3a7ec1893b8cc133960ad93ad880d7d00249216597256fd0a0c17ffd9b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling pa v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "a3e7a3a7ec1893b8cc133960ad93ad880d7d00249216597256fd0a0c17ffd9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3e7a3a7ec1893b8cc133960ad93ad880d7d00249216597256fd0a0c17ffd9b7", kill_on_drop: false }`
[INFO] [stdout] a3e7a3a7ec1893b8cc133960ad93ad880d7d00249216597256fd0a0c17ffd9b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 3ffc4ace5ada1711d9a95d3cdbc9ec18ad82d4db5d3a291f96fe85ead5434749
[INFO] running `Command { std: "docker" "start" "-a" "3ffc4ace5ada1711d9a95d3cdbc9ec18ad82d4db5d3a291f96fe85ead5434749", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pa v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> tests/basic_fn.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(trace_macros)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> /opt/rustwide/workdir/src/basic_fn/mac.rs:203:28
[INFO] [stdout]     |
[INFO] [stdout] 203 |         $(ret.extend($it););*
[INFO] [stdout]     |                            ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> /opt/rustwide/workdir/src/basic_fn/mac.rs:203:28
[INFO] [stdout]     |
[INFO] [stdout] 203 |         $(ret.extend($it););*
[INFO] [stdout]     |                            ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pa` due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3ffc4ace5ada1711d9a95d3cdbc9ec18ad82d4db5d3a291f96fe85ead5434749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ffc4ace5ada1711d9a95d3cdbc9ec18ad82d4db5d3a291f96fe85ead5434749", kill_on_drop: false }`
[INFO] [stdout] 3ffc4ace5ada1711d9a95d3cdbc9ec18ad82d4db5d3a291f96fe85ead5434749