[INFO] fetching crate rubber-stamp 0.1.0...
[INFO] testing rubber-stamp-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate rubber-stamp 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rubber-stamp 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rubber-stamp 0.1.0
[INFO] finished tweaking crates.io crate rubber-stamp 0.1.0
[INFO] tweaked toml for crates.io crate rubber-stamp 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68b2fc78700a7cbbecbbfe93f47c91959de80499f291f9b3fd66d568ab5afdfa
[INFO] running `Command { std: "docker" "start" "-a" "68b2fc78700a7cbbecbbfe93f47c91959de80499f291f9b3fd66d568ab5afdfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68b2fc78700a7cbbecbbfe93f47c91959de80499f291f9b3fd66d568ab5afdfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b2fc78700a7cbbecbbfe93f47c91959de80499f291f9b3fd66d568ab5afdfa", kill_on_drop: false }`
[INFO] [stdout] 68b2fc78700a7cbbecbbfe93f47c91959de80499f291f9b3fd66d568ab5afdfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1067564a9a7a30abc70c716a6a811cbdc2ed47399d30308e559a37c581c17d18
[INFO] running `Command { std: "docker" "start" "-a" "1067564a9a7a30abc70c716a6a811cbdc2ed47399d30308e559a37c581c17d18", kill_on_drop: false }`
[INFO] [stderr]    Compiling rubber-stamp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "1067564a9a7a30abc70c716a6a811cbdc2ed47399d30308e559a37c581c17d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1067564a9a7a30abc70c716a6a811cbdc2ed47399d30308e559a37c581c17d18", kill_on_drop: false }`
[INFO] [stdout] 1067564a9a7a30abc70c716a6a811cbdc2ed47399d30308e559a37c581c17d18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66fdab0df3ea7b04191aa556e633da27e2323c35dfe348d84c94cda4c97e9e18
[INFO] running `Command { std: "docker" "start" "-a" "66fdab0df3ea7b04191aa556e633da27e2323c35dfe348d84c94cda4c97e9e18", kill_on_drop: false }`
[INFO] [stderr]    Compiling rubber-stamp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "66fdab0df3ea7b04191aa556e633da27e2323c35dfe348d84c94cda4c97e9e18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66fdab0df3ea7b04191aa556e633da27e2323c35dfe348d84c94cda4c97e9e18", kill_on_drop: false }`
[INFO] [stdout] 66fdab0df3ea7b04191aa556e633da27e2323c35dfe348d84c94cda4c97e9e18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 707b30ef7c76effe0387c4ebddf6f056381a1d61009c315b591aa5dab6e9a38d
[INFO] running `Command { std: "docker" "start" "-a" "707b30ef7c76effe0387c4ebddf6f056381a1d61009c315b591aa5dab6e9a38d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rubber_stamp-7bef179ae3f65858)
[INFO] [stderr]    Doc-tests rubber-stamp
[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] [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" "707b30ef7c76effe0387c4ebddf6f056381a1d61009c315b591aa5dab6e9a38d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "707b30ef7c76effe0387c4ebddf6f056381a1d61009c315b591aa5dab6e9a38d", kill_on_drop: false }`
[INFO] [stdout] 707b30ef7c76effe0387c4ebddf6f056381a1d61009c315b591aa5dab6e9a38d