[INFO] fetching crate altair 0.0.1...
[INFO] testing altair-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate altair 0.0.1 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate altair 0.0.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-39/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcc2f8d775f046ba3f314a333cc3aa45423b6404b13bf42aee3af8e7fbd290a1
[INFO] running `Command { std: "docker" "start" "-a" "bcc2f8d775f046ba3f314a333cc3aa45423b6404b13bf42aee3af8e7fbd290a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcc2f8d775f046ba3f314a333cc3aa45423b6404b13bf42aee3af8e7fbd290a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcc2f8d775f046ba3f314a333cc3aa45423b6404b13bf42aee3af8e7fbd290a1", kill_on_drop: false }`
[INFO] [stdout] bcc2f8d775f046ba3f314a333cc3aa45423b6404b13bf42aee3af8e7fbd290a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc802b87502de31a1e13718b50feae0c6d611a08baea7c28a56332894a18ba35
[INFO] running `Command { std: "docker" "start" "-a" "cc802b87502de31a1e13718b50feae0c6d611a08baea7c28a56332894a18ba35", kill_on_drop: false }`
[INFO] [stderr]    Compiling altair v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "cc802b87502de31a1e13718b50feae0c6d611a08baea7c28a56332894a18ba35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc802b87502de31a1e13718b50feae0c6d611a08baea7c28a56332894a18ba35", kill_on_drop: false }`
[INFO] [stdout] cc802b87502de31a1e13718b50feae0c6d611a08baea7c28a56332894a18ba35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da0a1c1c2fd03394314a668e60a14e1975b996af7f3d10b3c6e7ed49118d2983
[INFO] running `Command { std: "docker" "start" "-a" "da0a1c1c2fd03394314a668e60a14e1975b996af7f3d10b3c6e7ed49118d2983", kill_on_drop: false }`
[INFO] [stderr]    Compiling altair v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "da0a1c1c2fd03394314a668e60a14e1975b996af7f3d10b3c6e7ed49118d2983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da0a1c1c2fd03394314a668e60a14e1975b996af7f3d10b3c6e7ed49118d2983", kill_on_drop: false }`
[INFO] [stdout] da0a1c1c2fd03394314a668e60a14e1975b996af7f3d10b3c6e7ed49118d2983
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ddc24619e1722272c368016f3ff9a06ed17f0633a3445df18e14f66d8bbd5eb2
[INFO] running `Command { std: "docker" "start" "-a" "ddc24619e1722272c368016f3ff9a06ed17f0633a3445df18e14f66d8bbd5eb2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/altair-8326ab6dc07d72ff)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests altair
[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 0.01s
[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" "ddc24619e1722272c368016f3ff9a06ed17f0633a3445df18e14f66d8bbd5eb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc24619e1722272c368016f3ff9a06ed17f0633a3445df18e14f66d8bbd5eb2", kill_on_drop: false }`
[INFO] [stdout] ddc24619e1722272c368016f3ff9a06ed17f0633a3445df18e14f66d8bbd5eb2