[INFO] fetching crate kwc 0.1.0...
[INFO] testing kwc-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate kwc 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate kwc 0.1.0
[INFO] finished tweaking crates.io crate kwc 0.1.0
[INFO] tweaked toml for crates.io crate kwc 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kwc 0.1.0 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 kwc 0.1.0 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] affec5db5268b2d0ec932933bb8507713e01025489f1120af2ea3a96b8210eea
[INFO] running `Command { std: "docker" "start" "-a" "affec5db5268b2d0ec932933bb8507713e01025489f1120af2ea3a96b8210eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "affec5db5268b2d0ec932933bb8507713e01025489f1120af2ea3a96b8210eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "affec5db5268b2d0ec932933bb8507713e01025489f1120af2ea3a96b8210eea", kill_on_drop: false }`
[INFO] [stdout] affec5db5268b2d0ec932933bb8507713e01025489f1120af2ea3a96b8210eea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 362d89eda8434de65ae6a9f6fb92676917268e1c424b4d6bc04e926aee509459
[INFO] running `Command { std: "docker" "start" "-a" "362d89eda8434de65ae6a9f6fb92676917268e1c424b4d6bc04e926aee509459", kill_on_drop: false }`
[INFO] [stderr]    Compiling kwc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "362d89eda8434de65ae6a9f6fb92676917268e1c424b4d6bc04e926aee509459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362d89eda8434de65ae6a9f6fb92676917268e1c424b4d6bc04e926aee509459", kill_on_drop: false }`
[INFO] [stdout] 362d89eda8434de65ae6a9f6fb92676917268e1c424b4d6bc04e926aee509459
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2a08b4f762070f33bf3fa43c5aa77a29b1b4d012d96620f2b877650416341712
[INFO] running `Command { std: "docker" "start" "-a" "2a08b4f762070f33bf3fa43c5aa77a29b1b4d012d96620f2b877650416341712", kill_on_drop: false }`
[INFO] [stderr]    Compiling kwc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "2a08b4f762070f33bf3fa43c5aa77a29b1b4d012d96620f2b877650416341712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a08b4f762070f33bf3fa43c5aa77a29b1b4d012d96620f2b877650416341712", kill_on_drop: false }`
[INFO] [stdout] 2a08b4f762070f33bf3fa43c5aa77a29b1b4d012d96620f2b877650416341712
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f1676e2afeceb9b31130d692693018e340f6d0dc04ea5833db0dd718ecfcaf13
[INFO] running `Command { std: "docker" "start" "-a" "f1676e2afeceb9b31130d692693018e340f6d0dc04ea5833db0dd718ecfcaf13", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kwc-b7e89327aee664ca)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_longest_line ... ok
[INFO] [stdout] test tests::test_multiple_lines ... ok
[INFO] [stdout] test tests::test_empty ... ok
[INFO] [stdout] test tests::test_multiple_spaces_between_words ... ok
[INFO] [stdout] test tests::test_no_trailing_newline ... ok
[INFO] [stdout] test tests::test_only_whitespace ... ok
[INFO] [stdout] test tests::test_single_line ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f1676e2afeceb9b31130d692693018e340f6d0dc04ea5833db0dd718ecfcaf13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1676e2afeceb9b31130d692693018e340f6d0dc04ea5833db0dd718ecfcaf13", kill_on_drop: false }`
[INFO] [stdout] f1676e2afeceb9b31130d692693018e340f6d0dc04ea5833db0dd718ecfcaf13