[INFO] fetching crate hash40 0.4.4...
[INFO] testing hash40-0.4.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate hash40 0.4.4 into /workspace/builds/worker-41/source
[INFO] validating manifest of crates.io crate hash40 0.4.4 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 hash40 0.4.4
[INFO] finished tweaking crates.io crate hash40 0.4.4
[INFO] tweaked toml for crates.io crate hash40 0.4.4 written to /workspace/builds/worker-41/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] 42d4f31d095e108a9b24b6466d439506152a1e65be004f4855c9f94f9c4a870a
[INFO] running `Command { std: "docker" "start" "-a" "42d4f31d095e108a9b24b6466d439506152a1e65be004f4855c9f94f9c4a870a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42d4f31d095e108a9b24b6466d439506152a1e65be004f4855c9f94f9c4a870a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d4f31d095e108a9b24b6466d439506152a1e65be004f4855c9f94f9c4a870a", kill_on_drop: false }`
[INFO] [stdout] 42d4f31d095e108a9b24b6466d439506152a1e65be004f4855c9f94f9c4a870a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] bdd5594c5f62dacbc7bd402717bdcb6b551e6a645efacf2f36e84a2be775b33f
[INFO] running `Command { std: "docker" "start" "-a" "bdd5594c5f62dacbc7bd402717bdcb6b551e6a645efacf2f36e84a2be775b33f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling bimap v0.4.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling diff_derive v0.1.2
[INFO] [stderr]    Compiling compile-time-crc32-impl v0.1.0
[INFO] [stderr]    Compiling compile-time-crc32 v0.1.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling diff-struct v0.3.1
[INFO] [stderr]    Compiling hash40 v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.88s
[INFO] running `Command { std: "docker" "inspect" "bdd5594c5f62dacbc7bd402717bdcb6b551e6a645efacf2f36e84a2be775b33f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdd5594c5f62dacbc7bd402717bdcb6b551e6a645efacf2f36e84a2be775b33f", kill_on_drop: false }`
[INFO] [stdout] bdd5594c5f62dacbc7bd402717bdcb6b551e6a645efacf2f36e84a2be775b33f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] f459221e987f5e9f1fce6c9771bbf833b6f157bb86bac0400a1b7e820e4011df
[INFO] running `Command { std: "docker" "start" "-a" "f459221e987f5e9f1fce6c9771bbf833b6f157bb86bac0400a1b7e820e4011df", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash40 v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "f459221e987f5e9f1fce6c9771bbf833b6f157bb86bac0400a1b7e820e4011df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f459221e987f5e9f1fce6c9771bbf833b6f157bb86bac0400a1b7e820e4011df", kill_on_drop: false }`
[INFO] [stdout] f459221e987f5e9f1fce6c9771bbf833b6f157bb86bac0400a1b7e820e4011df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] 77d12ea317c55cb685b7fd62c971b6b28962649ad283b0f23672f792b3099085
[INFO] running `Command { std: "docker" "start" "-a" "77d12ea317c55cb685b7fd62c971b6b28962649ad283b0f23672f792b3099085", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hash40-75c1c78d91060662)
[INFO] [stderr]    Doc-tests hash40
[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] [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" "77d12ea317c55cb685b7fd62c971b6b28962649ad283b0f23672f792b3099085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77d12ea317c55cb685b7fd62c971b6b28962649ad283b0f23672f792b3099085", kill_on_drop: false }`
[INFO] [stdout] 77d12ea317c55cb685b7fd62c971b6b28962649ad283b0f23672f792b3099085