[INFO] fetching crate branch-d 0.2.0...
[INFO] testing branch-d-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate branch-d 0.2.0 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate branch-d 0.2.0 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 branch-d 0.2.0
[INFO] finished tweaking crates.io crate branch-d 0.2.0
[INFO] tweaked toml for crates.io crate branch-d 0.2.0 written to /workspace/builds/worker-25/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-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 7e2c8e448dd3ce4d3a93b6c8e2622dea1c064f5d48386e606ea9e745e84ff03f
[INFO] running `Command { std: "docker" "start" "-a" "7e2c8e448dd3ce4d3a93b6c8e2622dea1c064f5d48386e606ea9e745e84ff03f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e2c8e448dd3ce4d3a93b6c8e2622dea1c064f5d48386e606ea9e745e84ff03f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e2c8e448dd3ce4d3a93b6c8e2622dea1c064f5d48386e606ea9e745e84ff03f", kill_on_drop: false }`
[INFO] [stdout] 7e2c8e448dd3ce4d3a93b6c8e2622dea1c064f5d48386e606ea9e745e84ff03f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] e0c2273574c37397a2ce90a5292facc9677947f4ff878c4965185164bdb6edf8
[INFO] running `Command { std: "docker" "start" "-a" "e0c2273574c37397a2ce90a5292facc9677947f4ff878c4965185164bdb6edf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling branch-d v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.06s
[INFO] running `Command { std: "docker" "inspect" "e0c2273574c37397a2ce90a5292facc9677947f4ff878c4965185164bdb6edf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0c2273574c37397a2ce90a5292facc9677947f4ff878c4965185164bdb6edf8", kill_on_drop: false }`
[INFO] [stdout] e0c2273574c37397a2ce90a5292facc9677947f4ff878c4965185164bdb6edf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 1f97da208f9dc9f3188aeb1d6d6c3504ad9c58032f02421611d5bab6a2e02c1f
[INFO] running `Command { std: "docker" "start" "-a" "1f97da208f9dc9f3188aeb1d6d6c3504ad9c58032f02421611d5bab6a2e02c1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling branch-d v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "1f97da208f9dc9f3188aeb1d6d6c3504ad9c58032f02421611d5bab6a2e02c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f97da208f9dc9f3188aeb1d6d6c3504ad9c58032f02421611d5bab6a2e02c1f", kill_on_drop: false }`
[INFO] [stdout] 1f97da208f9dc9f3188aeb1d6d6c3504ad9c58032f02421611d5bab6a2e02c1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] aaf9ac4d9e12bbe8eaa42809a5310578ada88b6b947c555bf964ece14f88987c
[INFO] running `Command { std: "docker" "start" "-a" "aaf9ac4d9e12bbe8eaa42809a5310578ada88b6b947c555bf964ece14f88987c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/branch_d-037433c07dd73903)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... 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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/branch_d-6fd2cc0b138fcf6f)
[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] [stderr]    Doc-tests branch-d
[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" "aaf9ac4d9e12bbe8eaa42809a5310578ada88b6b947c555bf964ece14f88987c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaf9ac4d9e12bbe8eaa42809a5310578ada88b6b947c555bf964ece14f88987c", kill_on_drop: false }`
[INFO] [stdout] aaf9ac4d9e12bbe8eaa42809a5310578ada88b6b947c555bf964ece14f88987c