[INFO] fetching crate tranche 0.1.1...
[INFO] testing tranche-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate tranche 0.1.1 into /workspace/builds/worker-82/source
[INFO] validating manifest of crates.io crate tranche 0.1.1 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 tranche 0.1.1
[INFO] finished tweaking crates.io crate tranche 0.1.1
[INFO] tweaked toml for crates.io crate tranche 0.1.1 written to /workspace/builds/worker-82/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded passive v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 7348594f0b50f9187239ced2d3a0512fb5665a54d1b9c7dccb62533017aca70c
[INFO] running `Command { std: "docker" "start" "-a" "7348594f0b50f9187239ced2d3a0512fb5665a54d1b9c7dccb62533017aca70c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7348594f0b50f9187239ced2d3a0512fb5665a54d1b9c7dccb62533017aca70c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7348594f0b50f9187239ced2d3a0512fb5665a54d1b9c7dccb62533017aca70c", kill_on_drop: false }`
[INFO] [stdout] 7348594f0b50f9187239ced2d3a0512fb5665a54d1b9c7dccb62533017aca70c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 7f36dd837ddf55e49ae0036469d9875f7323cac20ceb9d43ae1a143c02c17623
[INFO] running `Command { std: "docker" "start" "-a" "7f36dd837ddf55e49ae0036469d9875f7323cac20ceb9d43ae1a143c02c17623", kill_on_drop: false }`
[INFO] [stderr]    Compiling tranche v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "7f36dd837ddf55e49ae0036469d9875f7323cac20ceb9d43ae1a143c02c17623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f36dd837ddf55e49ae0036469d9875f7323cac20ceb9d43ae1a143c02c17623", kill_on_drop: false }`
[INFO] [stdout] 7f36dd837ddf55e49ae0036469d9875f7323cac20ceb9d43ae1a143c02c17623
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] ec9f44b73880f219884e62fb5c4911c824e7392a07df0a599d7332a2d98b67ae
[INFO] running `Command { std: "docker" "start" "-a" "ec9f44b73880f219884e62fb5c4911c824e7392a07df0a599d7332a2d98b67ae", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] running `Command { std: "docker" "inspect" "ec9f44b73880f219884e62fb5c4911c824e7392a07df0a599d7332a2d98b67ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec9f44b73880f219884e62fb5c4911c824e7392a07df0a599d7332a2d98b67ae", kill_on_drop: false }`
[INFO] [stdout] ec9f44b73880f219884e62fb5c4911c824e7392a07df0a599d7332a2d98b67ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 42eb5fca1b02939e52af1b3a7f359752fb5aa346e98cbd5e7fc2147730ad938d
[INFO] running `Command { std: "docker" "start" "-a" "42eb5fca1b02939e52af1b3a7f359752fb5aa346e98cbd5e7fc2147730ad938d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]    Doc-tests tranche
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/core.rs - core::BasedTranche::new (line 203) ... ok
[INFO] [stdout] test src/core.rs - core::BasedTranche::as_ptr (line 317) ... ok
[INFO] [stdout] test src/core.rs - core::Tranche::as_ptr (line 178) ... ok
[INFO] [stdout] test src/core.rs - core::BasedTranche::len (line 219) ... ok
[INFO] [stdout] test src/core.rs - core::BasedTranche::is_empty (line 232) ... ok
[INFO] [stdout] test src/core.rs - core::Tranche::is_empty (line 94) ... ok
[INFO] [stdout] test src/core.rs - core::Tranche::as_slice (line 162) ... ok
[INFO] [stdout] test src/core.rs - core::BasedTranche::as_slice (line 301) ... ok
[INFO] [stdout] test src/core.rs - core::Tranche::new (line 58) ... ok
[INFO] [stdout] test src/core.rs - core::Tranche::take_front (line 134) ... ok
[INFO] [stdout] test src/core.rs - core::Tranche::len (line 81) ... ok
[INFO] [stdout] test src/core.rs - core::BasedTranche::take_first (line 256) ... ok
[INFO] [stdout] test src/core.rs - core::BasedTranche::take_front (line 278) ... ok
[INFO] [stdout] test src/core.rs - core::Tranche::take_first (line 109) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "42eb5fca1b02939e52af1b3a7f359752fb5aa346e98cbd5e7fc2147730ad938d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42eb5fca1b02939e52af1b3a7f359752fb5aa346e98cbd5e7fc2147730ad938d", kill_on_drop: false }`
[INFO] [stdout] 42eb5fca1b02939e52af1b3a7f359752fb5aa346e98cbd5e7fc2147730ad938d