[INFO] fetching crate covfefe 0.1.0...
[INFO] testing covfefe-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate covfefe 0.1.0 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate covfefe 0.1.0 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 covfefe 0.1.0
[INFO] finished tweaking crates.io crate covfefe 0.1.0
[INFO] tweaked toml for crates.io crate covfefe 0.1.0 written to /workspace/builds/worker-91/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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 3215b88a9f617f9a7b120d04fe2d4dd59ab699628cf10d56fd487afd0a8f285a
[INFO] running `Command { std: "docker" "start" "-a" "3215b88a9f617f9a7b120d04fe2d4dd59ab699628cf10d56fd487afd0a8f285a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3215b88a9f617f9a7b120d04fe2d4dd59ab699628cf10d56fd487afd0a8f285a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3215b88a9f617f9a7b120d04fe2d4dd59ab699628cf10d56fd487afd0a8f285a", kill_on_drop: false }`
[INFO] [stdout] 3215b88a9f617f9a7b120d04fe2d4dd59ab699628cf10d56fd487afd0a8f285a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 780ecfcb9caec311878b1118bdd253217dab9183ec794c64c891f476049ea896
[INFO] running `Command { std: "docker" "start" "-a" "780ecfcb9caec311878b1118bdd253217dab9183ec794c64c891f476049ea896", kill_on_drop: false }`
[INFO] [stderr]    Compiling covfefe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "780ecfcb9caec311878b1118bdd253217dab9183ec794c64c891f476049ea896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "780ecfcb9caec311878b1118bdd253217dab9183ec794c64c891f476049ea896", kill_on_drop: false }`
[INFO] [stdout] 780ecfcb9caec311878b1118bdd253217dab9183ec794c64c891f476049ea896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 9196aa533971cc8f73cdc951c95b582f5b7c779e5dba39c7dafe0a4e442f1057
[INFO] running `Command { std: "docker" "start" "-a" "9196aa533971cc8f73cdc951c95b582f5b7c779e5dba39c7dafe0a4e442f1057", kill_on_drop: false }`
[INFO] [stderr]    Compiling covfefe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "9196aa533971cc8f73cdc951c95b582f5b7c779e5dba39c7dafe0a4e442f1057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9196aa533971cc8f73cdc951c95b582f5b7c779e5dba39c7dafe0a4e442f1057", kill_on_drop: false }`
[INFO] [stdout] 9196aa533971cc8f73cdc951c95b582f5b7c779e5dba39c7dafe0a4e442f1057
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 6cbe36535df96e1ddc0af706b8103f072abe5295a23866a2e664a602dfe6fe8a
[INFO] running `Command { std: "docker" "start" "-a" "6cbe36535df96e1ddc0af706b8103f072abe5295a23866a2e664a602dfe6fe8a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/covfefe-ef68301c62ed4d6b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests covfefe
[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" "6cbe36535df96e1ddc0af706b8103f072abe5295a23866a2e664a602dfe6fe8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cbe36535df96e1ddc0af706b8103f072abe5295a23866a2e664a602dfe6fe8a", kill_on_drop: false }`
[INFO] [stdout] 6cbe36535df96e1ddc0af706b8103f072abe5295a23866a2e664a602dfe6fe8a