[INFO] fetching crate slicedisplay 0.2.2...
[INFO] testing slicedisplay-0.2.2 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate slicedisplay 0.2.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate slicedisplay 0.2.2
[INFO] finished tweaking crates.io crate slicedisplay 0.2.2
[INFO] tweaked toml for crates.io crate slicedisplay 0.2.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate slicedisplay 0.2.2 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 107e005e008590e593b4967484f919b70298fc361717f3dd0051beb33089d766
[INFO] running `Command { std: "docker" "start" "-a" "107e005e008590e593b4967484f919b70298fc361717f3dd0051beb33089d766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "107e005e008590e593b4967484f919b70298fc361717f3dd0051beb33089d766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107e005e008590e593b4967484f919b70298fc361717f3dd0051beb33089d766", kill_on_drop: false }`
[INFO] [stdout] 107e005e008590e593b4967484f919b70298fc361717f3dd0051beb33089d766
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5816972ce51b73ac55a44e53059b7e9b8389aa3217305c13b2ee2c51d8b1fc0b
[INFO] running `Command { std: "docker" "start" "-a" "5816972ce51b73ac55a44e53059b7e9b8389aa3217305c13b2ee2c51d8b1fc0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling slicedisplay v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "5816972ce51b73ac55a44e53059b7e9b8389aa3217305c13b2ee2c51d8b1fc0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5816972ce51b73ac55a44e53059b7e9b8389aa3217305c13b2ee2c51d8b1fc0b", kill_on_drop: false }`
[INFO] [stdout] 5816972ce51b73ac55a44e53059b7e9b8389aa3217305c13b2ee2c51d8b1fc0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16fd3c77a8890fe343f129afe093edd1cd2f116ec7189d1d314d849a2227c1a1
[INFO] running `Command { std: "docker" "start" "-a" "16fd3c77a8890fe343f129afe093edd1cd2f116ec7189d1d314d849a2227c1a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling slicedisplay v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "16fd3c77a8890fe343f129afe093edd1cd2f116ec7189d1d314d849a2227c1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16fd3c77a8890fe343f129afe093edd1cd2f116ec7189d1d314d849a2227c1a1", kill_on_drop: false }`
[INFO] [stdout] 16fd3c77a8890fe343f129afe093edd1cd2f116ec7189d1d314d849a2227c1a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 700803ebbf1c90dedc726d0f286b81979a4fc9a810ddb28f83e63ec1b612bd2c
[INFO] running `Command { std: "docker" "start" "-a" "700803ebbf1c90dedc726d0f286b81979a4fc9a810ddb28f83e63ec1b612bd2c", 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/slicedisplay-c69c48c2673114ea)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slicedisplay
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::slice_display_custom_delimiter ... ok
[INFO] [stdout] test tests::slice_display_multiple ... ok
[INFO] [stdout] test tests::slice_display_custom_terminators ... ok
[INFO] [stdout] test tests::slice_display_single ... ok
[INFO] [stdout] test tests::slice_display_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - SliceDisplayImpl<'a,T>::should_space (line 63) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - SliceDisplayImpl<'a,T>::terminator (line 28) ... ok
[INFO] [stdout] test src/lib.rs - SliceDisplayImpl<'a,T>::delimiter (line 46) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "700803ebbf1c90dedc726d0f286b81979a4fc9a810ddb28f83e63ec1b612bd2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "700803ebbf1c90dedc726d0f286b81979a4fc9a810ddb28f83e63ec1b612bd2c", kill_on_drop: false }`
[INFO] [stdout] 700803ebbf1c90dedc726d0f286b81979a4fc9a810ddb28f83e63ec1b612bd2c