[INFO] fetching crate discard-while 0.1.6...
[INFO] testing discard-while-0.1.6 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate discard-while 0.1.6 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate discard-while 0.1.6
[INFO] finished tweaking crates.io crate discard-while 0.1.6
[INFO] tweaked toml for crates.io crate discard-while 0.1.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate discard-while 0.1.6 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 678e678b553b7011bcca9400bffe6059260452957817ae98334722d71aa165d0
[INFO] running `Command { std: "docker" "start" "-a" "678e678b553b7011bcca9400bffe6059260452957817ae98334722d71aa165d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "678e678b553b7011bcca9400bffe6059260452957817ae98334722d71aa165d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "678e678b553b7011bcca9400bffe6059260452957817ae98334722d71aa165d0", kill_on_drop: false }`
[INFO] [stdout] 678e678b553b7011bcca9400bffe6059260452957817ae98334722d71aa165d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2156b340380506abf5cdcbd6b418a442ffecf42accb2d9518e21e0272c4d9d3e
[INFO] running `Command { std: "docker" "start" "-a" "2156b340380506abf5cdcbd6b418a442ffecf42accb2d9518e21e0272c4d9d3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling discard-while v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "2156b340380506abf5cdcbd6b418a442ffecf42accb2d9518e21e0272c4d9d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2156b340380506abf5cdcbd6b418a442ffecf42accb2d9518e21e0272c4d9d3e", kill_on_drop: false }`
[INFO] [stdout] 2156b340380506abf5cdcbd6b418a442ffecf42accb2d9518e21e0272c4d9d3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77d4a4fbebcee455f792350115826cf5fd76fdda62737c8627afbbf888e12773
[INFO] running `Command { std: "docker" "start" "-a" "77d4a4fbebcee455f792350115826cf5fd76fdda62737c8627afbbf888e12773", kill_on_drop: false }`
[INFO] [stderr]    Compiling discard-while v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "77d4a4fbebcee455f792350115826cf5fd76fdda62737c8627afbbf888e12773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77d4a4fbebcee455f792350115826cf5fd76fdda62737c8627afbbf888e12773", kill_on_drop: false }`
[INFO] [stdout] 77d4a4fbebcee455f792350115826cf5fd76fdda62737c8627afbbf888e12773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f239d5736318e45359d2bc37832e40a7395b48bf56899d1b35d9be1ef82f0d9
[INFO] running `Command { std: "docker" "start" "-a" "5f239d5736318e45359d2bc37832e40a7395b48bf56899d1b35d9be1ef82f0d9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/discard_while-cd1684e67e957180)
[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 discard_while
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - DiscardWhile::discard_while (line 100) ... ok
[INFO] [stdout] test src/lib.rs - discard_while (line 31) ... ok
[INFO] [stdout] test src/lib.rs - DiscardWhile::discard_while (line 121) ... ok
[INFO] [stdout] test src/lib.rs - discard_while (line 52) ... ok
[INFO] [stdout] test src/lib.rs - DiscardWhile::discard_while (line 111) ... ok
[INFO] [stdout] test src/lib.rs - discard_while (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f239d5736318e45359d2bc37832e40a7395b48bf56899d1b35d9be1ef82f0d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f239d5736318e45359d2bc37832e40a7395b48bf56899d1b35d9be1ef82f0d9", kill_on_drop: false }`
[INFO] [stdout] 5f239d5736318e45359d2bc37832e40a7395b48bf56899d1b35d9be1ef82f0d9