[INFO] fetching crate maybe-std 0.1.2...
[INFO] testing maybe-std-0.1.2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate maybe-std 0.1.2 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate maybe-std 0.1.2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maybe-std 0.1.2
[INFO] finished tweaking crates.io crate maybe-std 0.1.2
[INFO] tweaked toml for crates.io crate maybe-std 0.1.2 written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f6bd832270ae16efdf3935eb9ce2898dc60a07c742d49a42a90e2aeec636ddc
[INFO] running `Command { std: "docker" "start" "-a" "2f6bd832270ae16efdf3935eb9ce2898dc60a07c742d49a42a90e2aeec636ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f6bd832270ae16efdf3935eb9ce2898dc60a07c742d49a42a90e2aeec636ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f6bd832270ae16efdf3935eb9ce2898dc60a07c742d49a42a90e2aeec636ddc", kill_on_drop: false }`
[INFO] [stdout] 2f6bd832270ae16efdf3935eb9ce2898dc60a07c742d49a42a90e2aeec636ddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee624a3e288a1c1ba4e3a2e3862786428f1d87fbaea27afdf74c232dd79c2cf7
[INFO] running `Command { std: "docker" "start" "-a" "ee624a3e288a1c1ba4e3a2e3862786428f1d87fbaea27afdf74c232dd79c2cf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-std v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "ee624a3e288a1c1ba4e3a2e3862786428f1d87fbaea27afdf74c232dd79c2cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee624a3e288a1c1ba4e3a2e3862786428f1d87fbaea27afdf74c232dd79c2cf7", kill_on_drop: false }`
[INFO] [stdout] ee624a3e288a1c1ba4e3a2e3862786428f1d87fbaea27afdf74c232dd79c2cf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6c4faabc4dd85bf397891fcb25651abe1ce73da4185ed6097d6f4b16dd51b6b
[INFO] running `Command { std: "docker" "start" "-a" "b6c4faabc4dd85bf397891fcb25651abe1ce73da4185ed6097d6f4b16dd51b6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-std v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "b6c4faabc4dd85bf397891fcb25651abe1ce73da4185ed6097d6f4b16dd51b6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c4faabc4dd85bf397891fcb25651abe1ce73da4185ed6097d6f4b16dd51b6b", kill_on_drop: false }`
[INFO] [stdout] b6c4faabc4dd85bf397891fcb25651abe1ce73da4185ed6097d6f4b16dd51b6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a7d376e5e7ef30c3fe41ef93edab529f04f7934d694506b643f869e885a8d5a
[INFO] running `Command { std: "docker" "start" "-a" "8a7d376e5e7ef30c3fe41ef93edab529f04f7934d694506b643f869e885a8d5a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/maybe_std-dc7e80faad95a474)
[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] [stderr]    Doc-tests maybe-std
[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" "8a7d376e5e7ef30c3fe41ef93edab529f04f7934d694506b643f869e885a8d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a7d376e5e7ef30c3fe41ef93edab529f04f7934d694506b643f869e885a8d5a", kill_on_drop: false }`
[INFO] [stdout] 8a7d376e5e7ef30c3fe41ef93edab529f04f7934d694506b643f869e885a8d5a