[INFO] fetching crate altair 0.0.1...
[INFO] testing altair-0.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate altair 0.0.1 into /workspace/builds/worker-86/source
[INFO] validating manifest of crates.io crate altair 0.0.1 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 altair 0.0.1
[INFO] finished tweaking crates.io crate altair 0.0.1
[INFO] tweaked toml for crates.io crate altair 0.0.1 written to /workspace/builds/worker-86/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-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] a1de2e3457d3516fcf50e2b48e8f3f445fea775ec056e6e4f7a2c8bc1dafd50b
[INFO] running `Command { std: "docker" "start" "-a" "a1de2e3457d3516fcf50e2b48e8f3f445fea775ec056e6e4f7a2c8bc1dafd50b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1de2e3457d3516fcf50e2b48e8f3f445fea775ec056e6e4f7a2c8bc1dafd50b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1de2e3457d3516fcf50e2b48e8f3f445fea775ec056e6e4f7a2c8bc1dafd50b", kill_on_drop: false }`
[INFO] [stdout] a1de2e3457d3516fcf50e2b48e8f3f445fea775ec056e6e4f7a2c8bc1dafd50b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] 59f040e3d2bd0b46ddd3baaf3cf678aee415edcb2c7e3ed135f5499e8f22c818
[INFO] running `Command { std: "docker" "start" "-a" "59f040e3d2bd0b46ddd3baaf3cf678aee415edcb2c7e3ed135f5499e8f22c818", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling altair v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "59f040e3d2bd0b46ddd3baaf3cf678aee415edcb2c7e3ed135f5499e8f22c818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f040e3d2bd0b46ddd3baaf3cf678aee415edcb2c7e3ed135f5499e8f22c818", kill_on_drop: false }`
[INFO] [stdout] 59f040e3d2bd0b46ddd3baaf3cf678aee415edcb2c7e3ed135f5499e8f22c818
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] 475ab4a3755acb522bf47fcf996e26c13f1fcc9e5072d8e5e9087dfeb53af1ee
[INFO] running `Command { std: "docker" "start" "-a" "475ab4a3755acb522bf47fcf996e26c13f1fcc9e5072d8e5e9087dfeb53af1ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling altair v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "475ab4a3755acb522bf47fcf996e26c13f1fcc9e5072d8e5e9087dfeb53af1ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "475ab4a3755acb522bf47fcf996e26c13f1fcc9e5072d8e5e9087dfeb53af1ee", kill_on_drop: false }`
[INFO] [stdout] 475ab4a3755acb522bf47fcf996e26c13f1fcc9e5072d8e5e9087dfeb53af1ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] 0bd961e916e6f8532163260a08ad7db7d78fa750ffaf6ad1acce18b2c61af8cc
[INFO] running `Command { std: "docker" "start" "-a" "0bd961e916e6f8532163260a08ad7db7d78fa750ffaf6ad1acce18b2c61af8cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/altair-62bb42d58d756052)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests altair
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "0bd961e916e6f8532163260a08ad7db7d78fa750ffaf6ad1acce18b2c61af8cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd961e916e6f8532163260a08ad7db7d78fa750ffaf6ad1acce18b2c61af8cc", kill_on_drop: false }`
[INFO] [stdout] 0bd961e916e6f8532163260a08ad7db7d78fa750ffaf6ad1acce18b2c61af8cc