[INFO] fetching crate head 0.2.0...
[INFO] testing head-0.2.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate head 0.2.0 into /workspace/builds/worker-58/source
[INFO] validating manifest of crates.io crate head 0.2.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate head 0.2.0
[INFO] finished tweaking crates.io crate head 0.2.0
[INFO] tweaked toml for crates.io crate head 0.2.0 written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24f769b3d4e82cc672c3318a7cee9e3a0e3f936f90226f6a2d753b59651ea5b9
[INFO] running `Command { std: "docker" "start" "-a" "24f769b3d4e82cc672c3318a7cee9e3a0e3f936f90226f6a2d753b59651ea5b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24f769b3d4e82cc672c3318a7cee9e3a0e3f936f90226f6a2d753b59651ea5b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24f769b3d4e82cc672c3318a7cee9e3a0e3f936f90226f6a2d753b59651ea5b9", kill_on_drop: false }`
[INFO] [stdout] 24f769b3d4e82cc672c3318a7cee9e3a0e3f936f90226f6a2d753b59651ea5b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3336ff6a20527bd36ac28659199c13d8df44af9197902fd2e0c76dc838c7434a
[INFO] running `Command { std: "docker" "start" "-a" "3336ff6a20527bd36ac28659199c13d8df44af9197902fd2e0c76dc838c7434a", kill_on_drop: false }`
[INFO] [stderr]    Compiling head v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "3336ff6a20527bd36ac28659199c13d8df44af9197902fd2e0c76dc838c7434a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3336ff6a20527bd36ac28659199c13d8df44af9197902fd2e0c76dc838c7434a", kill_on_drop: false }`
[INFO] [stdout] 3336ff6a20527bd36ac28659199c13d8df44af9197902fd2e0c76dc838c7434a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 735a65a8ab0ce94f6bcd7f89e58e72557a0b07a1c01afccbdb8fbcafa377b738
[INFO] running `Command { std: "docker" "start" "-a" "735a65a8ab0ce94f6bcd7f89e58e72557a0b07a1c01afccbdb8fbcafa377b738", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling head v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "735a65a8ab0ce94f6bcd7f89e58e72557a0b07a1c01afccbdb8fbcafa377b738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "735a65a8ab0ce94f6bcd7f89e58e72557a0b07a1c01afccbdb8fbcafa377b738", kill_on_drop: false }`
[INFO] [stdout] 735a65a8ab0ce94f6bcd7f89e58e72557a0b07a1c01afccbdb8fbcafa377b738
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 588b0935331a51695185c36b29171ec399fe169b2d3307bc41d10d028fff81a6
[INFO] running `Command { std: "docker" "start" "-a" "588b0935331a51695185c36b29171ec399fe169b2d3307bc41d10d028fff81a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/head-956bb12d86a0c31f)
[INFO] [stderr]    Doc-tests head
[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" "588b0935331a51695185c36b29171ec399fe169b2d3307bc41d10d028fff81a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "588b0935331a51695185c36b29171ec399fe169b2d3307bc41d10d028fff81a6", kill_on_drop: false }`
[INFO] [stdout] 588b0935331a51695185c36b29171ec399fe169b2d3307bc41d10d028fff81a6
