[INFO] fetching crate tau 1.0.4...
[INFO] testing tau-1.0.4 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate tau 1.0.4 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate tau 1.0.4 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tau 1.0.4
[INFO] finished tweaking crates.io crate tau 1.0.4
[INFO] tweaked toml for crates.io crate tau 1.0.4 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-2022-02-22" "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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f11981265e8d6ee658bd9c9e26cf49225cb39e3f90e2568738faca4096d5bdb5
[INFO] running `Command { std: "docker" "start" "-a" "f11981265e8d6ee658bd9c9e26cf49225cb39e3f90e2568738faca4096d5bdb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f11981265e8d6ee658bd9c9e26cf49225cb39e3f90e2568738faca4096d5bdb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f11981265e8d6ee658bd9c9e26cf49225cb39e3f90e2568738faca4096d5bdb5", kill_on_drop: false }`
[INFO] [stdout] f11981265e8d6ee658bd9c9e26cf49225cb39e3f90e2568738faca4096d5bdb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6c905f2bea8de8cbd9ea596f9d6de63c02bda77d0bc4c1291332cfd7b0982ac
[INFO] running `Command { std: "docker" "start" "-a" "b6c905f2bea8de8cbd9ea596f9d6de63c02bda77d0bc4c1291332cfd7b0982ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling tau v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "b6c905f2bea8de8cbd9ea596f9d6de63c02bda77d0bc4c1291332cfd7b0982ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c905f2bea8de8cbd9ea596f9d6de63c02bda77d0bc4c1291332cfd7b0982ac", kill_on_drop: false }`
[INFO] [stdout] b6c905f2bea8de8cbd9ea596f9d6de63c02bda77d0bc4c1291332cfd7b0982ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ebd4ecfadfb3712c6b45e12b6f3c43ee6b5b83b3b9cd73bedd7c196473dbb0e
[INFO] running `Command { std: "docker" "start" "-a" "9ebd4ecfadfb3712c6b45e12b6f3c43ee6b5b83b3b9cd73bedd7c196473dbb0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tau v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "9ebd4ecfadfb3712c6b45e12b6f3c43ee6b5b83b3b9cd73bedd7c196473dbb0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ebd4ecfadfb3712c6b45e12b6f3c43ee6b5b83b3b9cd73bedd7c196473dbb0e", kill_on_drop: false }`
[INFO] [stdout] 9ebd4ecfadfb3712c6b45e12b6f3c43ee6b5b83b3b9cd73bedd7c196473dbb0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e6a67c4c90ac18c47c431f9878564d7ce7bbcbc6be6440ce0949c9cfd83f8c0
[INFO] running `Command { std: "docker" "start" "-a" "1e6a67c4c90ac18c47c431f9878564d7ce7bbcbc6be6440ce0949c9cfd83f8c0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tau-2c01f92859cc69fc)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tau
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::pi_is_a_derived_constant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "1e6a67c4c90ac18c47c431f9878564d7ce7bbcbc6be6440ce0949c9cfd83f8c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e6a67c4c90ac18c47c431f9878564d7ce7bbcbc6be6440ce0949c9cfd83f8c0", kill_on_drop: false }`
[INFO] [stdout] 1e6a67c4c90ac18c47c431f9878564d7ce7bbcbc6be6440ce0949c9cfd83f8c0