[INFO] fetching crate fmt_ext 0.1.2...
[INFO] testing fmt_ext-0.1.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate fmt_ext 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate fmt_ext 0.1.2
[INFO] finished tweaking crates.io crate fmt_ext 0.1.2
[INFO] tweaked toml for crates.io crate fmt_ext 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fmt_ext 0.1.2 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fmt_ext 0.1.2 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4302b8ae443fd0dc460ef6e42ee374b991317c4fb91501256ec28246aeb098db
[INFO] running `Command { std: "docker" "start" "-a" "4302b8ae443fd0dc460ef6e42ee374b991317c4fb91501256ec28246aeb098db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4302b8ae443fd0dc460ef6e42ee374b991317c4fb91501256ec28246aeb098db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4302b8ae443fd0dc460ef6e42ee374b991317c4fb91501256ec28246aeb098db", kill_on_drop: false }`
[INFO] [stdout] 4302b8ae443fd0dc460ef6e42ee374b991317c4fb91501256ec28246aeb098db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe3c406697d267205343223f3ee85ecc5795e69710b6f2f53bd6e3ca30adf52b
[INFO] running `Command { std: "docker" "start" "-a" "fe3c406697d267205343223f3ee85ecc5795e69710b6f2f53bd6e3ca30adf52b", kill_on_drop: false }`
[INFO] [stderr]    Compiling fmt_ext v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "fe3c406697d267205343223f3ee85ecc5795e69710b6f2f53bd6e3ca30adf52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe3c406697d267205343223f3ee85ecc5795e69710b6f2f53bd6e3ca30adf52b", kill_on_drop: false }`
[INFO] [stdout] fe3c406697d267205343223f3ee85ecc5795e69710b6f2f53bd6e3ca30adf52b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b11237b99d475e4afb75008e7c1548d44b80fb9711159fa5f8692dbdcac849b8
[INFO] running `Command { std: "docker" "start" "-a" "b11237b99d475e4afb75008e7c1548d44b80fb9711159fa5f8692dbdcac849b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling fmt_ext v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "b11237b99d475e4afb75008e7c1548d44b80fb9711159fa5f8692dbdcac849b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11237b99d475e4afb75008e7c1548d44b80fb9711159fa5f8692dbdcac849b8", kill_on_drop: false }`
[INFO] [stdout] b11237b99d475e4afb75008e7c1548d44b80fb9711159fa5f8692dbdcac849b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d61761a02c26402599e224819f0cfbf7afc0c5357f36c4a6f60db70d92493c1
[INFO] running `Command { std: "docker" "start" "-a" "2d61761a02c26402599e224819f0cfbf7afc0c5357f36c4a6f60db70d92493c1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fmt_ext-8a8de0c3def6935a)
[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 fmt_ext
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/debug.rs - debug (line 8) ... ok
[INFO] [stdout] test src/display.rs - display (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2d61761a02c26402599e224819f0cfbf7afc0c5357f36c4a6f60db70d92493c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d61761a02c26402599e224819f0cfbf7afc0c5357f36c4a6f60db70d92493c1", kill_on_drop: false }`
[INFO] [stdout] 2d61761a02c26402599e224819f0cfbf7afc0c5357f36c4a6f60db70d92493c1