[INFO] cloning repository https://github.com/akitaonrails/rust_ruby_exercise_1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akitaonrails/rust_ruby_exercise_1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakitaonrails%2Frust_ruby_exercise_1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakitaonrails%2Frust_ruby_exercise_1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 58dc0451b9de11e2568427c119faa05b860907ab
[INFO] checking akitaonrails/rust_ruby_exercise_1 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakitaonrails%2Frust_ruby_exercise_1" "/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/akitaonrails/rust_ruby_exercise_1 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/akitaonrails/rust_ruby_exercise_1
[INFO] finished tweaking git repo https://github.com/akitaonrails/rust_ruby_exercise_1
[INFO] tweaked toml for git repo https://github.com/akitaonrails/rust_ruby_exercise_1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/akitaonrails/rust_ruby_exercise_1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pkg-config v0.3.4
[INFO] [stderr]   Downloaded bzip2 v0.2.3
[INFO] [stderr]   Downloaded enum-set v0.0.5
[INFO] [stderr]   Downloaded tar v0.2.13
[INFO] [stderr]   Downloaded pcre v0.1.0
[INFO] [stderr]   Downloaded gcc v0.3.6
[INFO] [stderr]   Downloaded bzip2-sys v0.1.2
[INFO] [stderr]   Downloaded libpcre-sys v0.1.0
[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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2610de4487411f18175e64ba94c8cc1ab7e479cc905cd36abf004826c7d54ed6
[INFO] running `Command { std: "docker" "start" "-a" "2610de4487411f18175e64ba94c8cc1ab7e479cc905cd36abf004826c7d54ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2610de4487411f18175e64ba94c8cc1ab7e479cc905cd36abf004826c7d54ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2610de4487411f18175e64ba94c8cc1ab7e479cc905cd36abf004826c7d54ed6", kill_on_drop: false }`
[INFO] [stdout] 2610de4487411f18175e64ba94c8cc1ab7e479cc905cd36abf004826c7d54ed6
[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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 160e6812b8a1c9072bce24a3719ae8e3a4675278179393d87677c9832630f88c
[INFO] running `Command { std: "docker" "start" "-a" "160e6812b8a1c9072bce24a3719ae8e3a4675278179393d87677c9832630f88c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gcc v0.3.6
[INFO] [stderr]    Compiling libc v0.1.8
[INFO] [stderr]    Compiling pkg-config v0.3.4
[INFO] [stderr]     Checking enum-set v0.0.5
[INFO] [stderr]    Compiling tar v0.2.13
[INFO] [stderr]    Compiling bzip2-sys v0.1.2
[INFO] [stderr]    Compiling bzip2 v0.2.3
[INFO] [stderr]    Compiling libpcre-sys v0.1.0
[INFO] [stderr]     Checking pcre v0.1.0
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pcre-0.1.0/src/detail/mod.rs:100:23
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Err(_) => error!("pcre_study() failed"),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pcre-0.1.0/src/detail/mod.rs:101:28
[INFO] [stdout]     |
[INFO] [stdout] 101 |             Ok(err_str) => error!("pcre_study() failed: {}", err_str)
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pcre`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "160e6812b8a1c9072bce24a3719ae8e3a4675278179393d87677c9832630f88c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160e6812b8a1c9072bce24a3719ae8e3a4675278179393d87677c9832630f88c", kill_on_drop: false }`
[INFO] [stdout] 160e6812b8a1c9072bce24a3719ae8e3a4675278179393d87677c9832630f88c