[INFO] fetching crate uu_stdbuf_libstdbuf 0.2.2...
[INFO] testing uu_stdbuf_libstdbuf-0.2.2 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate uu_stdbuf_libstdbuf 0.2.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate uu_stdbuf_libstdbuf 0.2.2
[INFO] finished tweaking crates.io crate uu_stdbuf_libstdbuf 0.2.2
[INFO] tweaked toml for crates.io crate uu_stdbuf_libstdbuf 0.2.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate uu_stdbuf_libstdbuf 0.2.2 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate uu_stdbuf_libstdbuf 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f40edd6e60fd47660fbd53c09b9a33824a8cc8896cf41a27ddbfc58490bc5866
[INFO] running `Command { std: "docker" "start" "-a" "f40edd6e60fd47660fbd53c09b9a33824a8cc8896cf41a27ddbfc58490bc5866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f40edd6e60fd47660fbd53c09b9a33824a8cc8896cf41a27ddbfc58490bc5866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f40edd6e60fd47660fbd53c09b9a33824a8cc8896cf41a27ddbfc58490bc5866", kill_on_drop: false }`
[INFO] [stdout] f40edd6e60fd47660fbd53c09b9a33824a8cc8896cf41a27ddbfc58490bc5866
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45450b1e630e630ef6406a17145594654a609f26b2232a894b587dad82e6880e
[INFO] running `Command { std: "docker" "start" "-a" "45450b1e630e630ef6406a17145594654a609f26b2232a894b587dad82e6880e", kill_on_drop: false }`
[INFO] [stderr]    Compiling dtor-proc-macro v0.0.6
[INFO] [stderr]    Compiling uu_stdbuf_libstdbuf v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ctor-proc-macro v0.0.6
[INFO] [stderr]    Compiling dtor v0.1.0
[INFO] [stderr]    Compiling ctor v0.5.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "45450b1e630e630ef6406a17145594654a609f26b2232a894b587dad82e6880e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45450b1e630e630ef6406a17145594654a609f26b2232a894b587dad82e6880e", kill_on_drop: false }`
[INFO] [stdout] 45450b1e630e630ef6406a17145594654a609f26b2232a894b587dad82e6880e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0097723a446eb972b734ffa67e69403697f1c920b3bd95203940cb32ac243811
[INFO] running `Command { std: "docker" "start" "-a" "0097723a446eb972b734ffa67e69403697f1c920b3bd95203940cb32ac243811", kill_on_drop: false }`
[INFO] [stderr]    Compiling uu_stdbuf_libstdbuf v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "0097723a446eb972b734ffa67e69403697f1c920b3bd95203940cb32ac243811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0097723a446eb972b734ffa67e69403697f1c920b3bd95203940cb32ac243811", kill_on_drop: false }`
[INFO] [stdout] 0097723a446eb972b734ffa67e69403697f1c920b3bd95203940cb32ac243811
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5926f1071aea36b1ce794a0550f0d6a60af86bd485890bd7783158df98bd29a2
[INFO] running `Command { std: "docker" "start" "-a" "5926f1071aea36b1ce794a0550f0d6a60af86bd485890bd7783158df98bd29a2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/libstdbuf.rs (/opt/rustwide/target/debug/deps/stdbuf-5d53c0af9d05f87e)
[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" "5926f1071aea36b1ce794a0550f0d6a60af86bd485890bd7783158df98bd29a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5926f1071aea36b1ce794a0550f0d6a60af86bd485890bd7783158df98bd29a2", kill_on_drop: false }`
[INFO] [stdout] 5926f1071aea36b1ce794a0550f0d6a60af86bd485890bd7783158df98bd29a2