[INFO] fetching crate title_case 0.1.12...
[INFO] testing title_case-0.1.12 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate title_case 0.1.12 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate title_case 0.1.12
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate title_case 0.1.12
[INFO] tweaked toml for crates.io crate title_case 0.1.12 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate title_case 0.1.12 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 72 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc4406d5cebb095570f71db4b6ced4a8491c0079e28073248cac967101bc152a
[INFO] running `Command { std: "docker" "start" "-a" "dc4406d5cebb095570f71db4b6ced4a8491c0079e28073248cac967101bc152a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc4406d5cebb095570f71db4b6ced4a8491c0079e28073248cac967101bc152a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc4406d5cebb095570f71db4b6ced4a8491c0079e28073248cac967101bc152a", kill_on_drop: false }`
[INFO] [stdout] dc4406d5cebb095570f71db4b6ced4a8491c0079e28073248cac967101bc152a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cb42adbf4d6c466d438e768dbc08b5be7341f583fb7abd3573880edb183ae9f
[INFO] running `Command { std: "docker" "start" "-a" "9cb42adbf4d6c466d438e768dbc08b5be7341f583fb7abd3573880edb183ae9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/regex_syntax-fc8a48ccc95548fb.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No such file or directory (os error 2)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9cb42adbf4d6c466d438e768dbc08b5be7341f583fb7abd3573880edb183ae9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cb42adbf4d6c466d438e768dbc08b5be7341f583fb7abd3573880edb183ae9f", kill_on_drop: false }`
[INFO] [stdout] 9cb42adbf4d6c466d438e768dbc08b5be7341f583fb7abd3573880edb183ae9f