[INFO] cloning repository https://github.com/jens1o/rust-recurring-char
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jens1o/rust-recurring-char" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjens1o%2Frust-recurring-char", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjens1o%2Frust-recurring-char'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fc55cd6824f843e9f22cc75fd034a42c7c17631
[INFO] testing jens1o/rust-recurring-char against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjens1o%2Frust-recurring-char" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jens1o/rust-recurring-char on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jens1o/rust-recurring-char
[INFO] finished tweaking git repo https://github.com/jens1o/rust-recurring-char
[INFO] tweaked toml for git repo https://github.com/jens1o/rust-recurring-char written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jens1o/rust-recurring-char already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22c0f1d6e8aab7d23c3d9f819a92569d52eb7e876391d7b0c740a49ea5e0a565
[INFO] running `Command { std: "docker" "start" "-a" "22c0f1d6e8aab7d23c3d9f819a92569d52eb7e876391d7b0c740a49ea5e0a565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22c0f1d6e8aab7d23c3d9f819a92569d52eb7e876391d7b0c740a49ea5e0a565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c0f1d6e8aab7d23c3d9f819a92569d52eb7e876391d7b0c740a49ea5e0a565", kill_on_drop: false }`
[INFO] [stdout] 22c0f1d6e8aab7d23c3d9f819a92569d52eb7e876391d7b0c740a49ea5e0a565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 509c7dee882109709f38777fe1aed5279cfa025c6f4ad649dec278a7bdb27537
[INFO] running `Command { std: "docker" "start" "-a" "509c7dee882109709f38777fe1aed5279cfa025c6f4ad649dec278a7bdb27537", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-first-recurring-character v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "509c7dee882109709f38777fe1aed5279cfa025c6f4ad649dec278a7bdb27537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "509c7dee882109709f38777fe1aed5279cfa025c6f4ad649dec278a7bdb27537", kill_on_drop: false }`
[INFO] [stdout] 509c7dee882109709f38777fe1aed5279cfa025c6f4ad649dec278a7bdb27537
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f6c2c649e2c64df04397dee27a2eeae8a3ef4b7816913909f452c74d8ef4c87
[INFO] running `Command { std: "docker" "start" "-a" "8f6c2c649e2c64df04397dee27a2eeae8a3ef4b7816913909f452c74d8ef4c87", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-first-recurring-character v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "8f6c2c649e2c64df04397dee27a2eeae8a3ef4b7816913909f452c74d8ef4c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f6c2c649e2c64df04397dee27a2eeae8a3ef4b7816913909f452c74d8ef4c87", kill_on_drop: false }`
[INFO] [stdout] 8f6c2c649e2c64df04397dee27a2eeae8a3ef4b7816913909f452c74d8ef4c87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3f2dcaeeca48ab7f234db94fb575ed905928513087f727cd88d298f4f78c124c
[INFO] running `Command { std: "docker" "start" "-a" "3f2dcaeeca48ab7f234db94fb575ed905928513087f727cd88d298f4f78c124c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_first_recurring_character-bf67bd595f849b6e)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::case_sensitive ... ok
[INFO] [stdout] test tests::simple_recurring ... ok
[INFO] [stdout] test tests::test_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3f2dcaeeca48ab7f234db94fb575ed905928513087f727cd88d298f4f78c124c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f2dcaeeca48ab7f234db94fb575ed905928513087f727cd88d298f4f78c124c", kill_on_drop: false }`
[INFO] [stdout] 3f2dcaeeca48ab7f234db94fb575ed905928513087f727cd88d298f4f78c124c