[INFO] fetching crate pipers 1.0.1...
[INFO] testing pipers-1.0.1 against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025
[INFO] extracting crate pipers 1.0.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate pipers 1.0.1 on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pipers 1.0.1
[INFO] finished tweaking crates.io crate pipers 1.0.1
[INFO] tweaked toml for crates.io crate pipers 1.0.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bd063c2c80f887e26e2ffdeda10188c2bab3366e9b3480875a45ef939d94b49
[INFO] running `Command { std: "docker" "start" "-a" "6bd063c2c80f887e26e2ffdeda10188c2bab3366e9b3480875a45ef939d94b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bd063c2c80f887e26e2ffdeda10188c2bab3366e9b3480875a45ef939d94b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bd063c2c80f887e26e2ffdeda10188c2bab3366e9b3480875a45ef939d94b49", kill_on_drop: false }`
[INFO] [stdout] 6bd063c2c80f887e26e2ffdeda10188c2bab3366e9b3480875a45ef939d94b49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da6d67fe0ac66d6e550ac445f3f225dd7d424223459df2443b4c9ce7c3b4d03a
[INFO] running `Command { std: "docker" "start" "-a" "da6d67fe0ac66d6e550ac445f3f225dd7d424223459df2443b4c9ce7c3b4d03a", kill_on_drop: false }`
[INFO] [stderr]    Compiling pipers v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "da6d67fe0ac66d6e550ac445f3f225dd7d424223459df2443b4c9ce7c3b4d03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da6d67fe0ac66d6e550ac445f3f225dd7d424223459df2443b4c9ce7c3b4d03a", kill_on_drop: false }`
[INFO] [stdout] da6d67fe0ac66d6e550ac445f3f225dd7d424223459df2443b4c9ce7c3b4d03a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32470d38df64ce72997e1f06c2b42f22e79cfd77d57dddf475c6c9de08cc0ea8
[INFO] running `Command { std: "docker" "start" "-a" "32470d38df64ce72997e1f06c2b42f22e79cfd77d57dddf475c6c9de08cc0ea8", kill_on_drop: false }`
[INFO] [stderr]    Compiling pipers v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/pipers-7ca395115d02fd52)
[INFO] running `Command { std: "docker" "inspect" "32470d38df64ce72997e1f06c2b42f22e79cfd77d57dddf475c6c9de08cc0ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32470d38df64ce72997e1f06c2b42f22e79cfd77d57dddf475c6c9de08cc0ea8", kill_on_drop: false }`
[INFO] [stdout] 32470d38df64ce72997e1f06c2b42f22e79cfd77d57dddf475c6c9de08cc0ea8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ecf7b93fa6fd6ea31e0dcde0cfc073038f65350de52bce636df3b7870e2993ec
[INFO] running `Command { std: "docker" "start" "-a" "ecf7b93fa6fd6ea31e0dcde0cfc073038f65350de52bce636df3b7870e2993ec", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pipers-7ca395115d02fd52)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_pipe ... 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] [stderr]    Doc-tests pipers
[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" "ecf7b93fa6fd6ea31e0dcde0cfc073038f65350de52bce636df3b7870e2993ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf7b93fa6fd6ea31e0dcde0cfc073038f65350de52bce636df3b7870e2993ec", kill_on_drop: false }`
[INFO] [stdout] ecf7b93fa6fd6ea31e0dcde0cfc073038f65350de52bce636df3b7870e2993ec