[INFO] fetching crate rustc-cfg 0.4.0...
[INFO] testing rustc-cfg-0.4.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rustc-cfg 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rustc-cfg 0.4.0 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 rustc-cfg 0.4.0
[INFO] finished tweaking crates.io crate rustc-cfg 0.4.0
[INFO] tweaked toml for crates.io crate rustc-cfg 0.4.0 written to /workspace/builds/worker-2/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 601382fe83aa628d49acd3c802bcbcce4c1433b4d7176b1b2fe084ad5207d21e
[INFO] running `Command { std: "docker" "start" "-a" "601382fe83aa628d49acd3c802bcbcce4c1433b4d7176b1b2fe084ad5207d21e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "601382fe83aa628d49acd3c802bcbcce4c1433b4d7176b1b2fe084ad5207d21e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "601382fe83aa628d49acd3c802bcbcce4c1433b4d7176b1b2fe084ad5207d21e", kill_on_drop: false }`
[INFO] [stdout] 601382fe83aa628d49acd3c802bcbcce4c1433b4d7176b1b2fe084ad5207d21e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2b837ba3268528286e3e87a6b435ad5d1268b8641f4c830fe8aa46ea248172dd
[INFO] running `Command { std: "docker" "start" "-a" "2b837ba3268528286e3e87a6b435ad5d1268b8641f4c830fe8aa46ea248172dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling rustc-cfg v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.52s
[INFO] running `Command { std: "docker" "inspect" "2b837ba3268528286e3e87a6b435ad5d1268b8641f4c830fe8aa46ea248172dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b837ba3268528286e3e87a6b435ad5d1268b8641f4c830fe8aa46ea248172dd", kill_on_drop: false }`
[INFO] [stdout] 2b837ba3268528286e3e87a6b435ad5d1268b8641f4c830fe8aa46ea248172dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c876bc2ab57da4a98e9ba9a4596c671d64997e1a546e8c8bafe283359e47eb6e
[INFO] running `Command { std: "docker" "start" "-a" "c876bc2ab57da4a98e9ba9a4596c671d64997e1a546e8c8bafe283359e47eb6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-cfg v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "c876bc2ab57da4a98e9ba9a4596c671d64997e1a546e8c8bafe283359e47eb6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c876bc2ab57da4a98e9ba9a4596c671d64997e1a546e8c8bafe283359e47eb6e", kill_on_drop: false }`
[INFO] [stdout] c876bc2ab57da4a98e9ba9a4596c671d64997e1a546e8c8bafe283359e47eb6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 7ea737da26bc1f3cf4ecf49ce41b282ab6e8691dd40252503592ebda3d2cdd28
[INFO] running `Command { std: "docker" "start" "-a" "7ea737da26bc1f3cf4ecf49ce41b282ab6e8691dd40252503592ebda3d2cdd28", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustc_cfg-5a74878d44245abe)
[INFO] [stdout] test test::all ... ok
[INFO] [stderr]    Doc-tests rustc-cfg
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 21.47s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.96s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ea737da26bc1f3cf4ecf49ce41b282ab6e8691dd40252503592ebda3d2cdd28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea737da26bc1f3cf4ecf49ce41b282ab6e8691dd40252503592ebda3d2cdd28", kill_on_drop: false }`
[INFO] [stdout] 7ea737da26bc1f3cf4ecf49ce41b282ab6e8691dd40252503592ebda3d2cdd28