[INFO] cloning repository https://github.com/nelsonjchen/tla_plus_lecture_description
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nelsonjchen/tla_plus_lecture_description" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsonjchen%2Ftla_plus_lecture_description", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsonjchen%2Ftla_plus_lecture_description'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73e786af89dc4dbab85d3f2ad4d50c5673c6b12b
[INFO] testing nelsonjchen/tla_plus_lecture_description against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsonjchen%2Ftla_plus_lecture_description" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nelsonjchen/tla_plus_lecture_description on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nelsonjchen/tla_plus_lecture_description
[INFO] finished tweaking git repo https://github.com/nelsonjchen/tla_plus_lecture_description
[INFO] tweaked toml for git repo https://github.com/nelsonjchen/tla_plus_lecture_description written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/nelsonjchen/tla_plus_lecture_description already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7b24b5c0d23a080d195abdb247708e6d8c391675a2f5fbcc2622a48ad99aaf2
[INFO] running `Command { std: "docker" "start" "-a" "b7b24b5c0d23a080d195abdb247708e6d8c391675a2f5fbcc2622a48ad99aaf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7b24b5c0d23a080d195abdb247708e6d8c391675a2f5fbcc2622a48ad99aaf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b24b5c0d23a080d195abdb247708e6d8c391675a2f5fbcc2622a48ad99aaf2", kill_on_drop: false }`
[INFO] [stdout] b7b24b5c0d23a080d195abdb247708e6d8c391675a2f5fbcc2622a48ad99aaf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f8eace99b8d51dee4597e27d0270442dcf34cc48ec01a13c30c3c1b0758ef8f
[INFO] running `Command { std: "docker" "start" "-a" "7f8eace99b8d51dee4597e27d0270442dcf34cc48ec01a13c30c3c1b0758ef8f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.23
[INFO] [stderr]    Compiling time v0.1.37
[INFO] [stderr]    Compiling tla_plus_lecture_description v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]  --> src/main.rs:5:38
[INFO] [stdout]   |
[INFO] [stdout] 5 |   See description for time markers.\n\n\
[INFO] [stdout]   |  ______________________________________^
[INFO] [stdout] 6 | |
[INFO] [stdout] 7 | | IMPORTANT NOTE!: This is a mirror of \
[INFO] [stdout]   | |_ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "7f8eace99b8d51dee4597e27d0270442dcf34cc48ec01a13c30c3c1b0758ef8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f8eace99b8d51dee4597e27d0270442dcf34cc48ec01a13c30c3c1b0758ef8f", kill_on_drop: false }`
[INFO] [stdout] 7f8eace99b8d51dee4597e27d0270442dcf34cc48ec01a13c30c3c1b0758ef8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2825a3b946b9c4d54b576b83992959f751733fe1e874e8d754afcc40a17e8c65
[INFO] running `Command { std: "docker" "start" "-a" "2825a3b946b9c4d54b576b83992959f751733fe1e874e8d754afcc40a17e8c65", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tla_plus_lecture_description v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]  --> src/main.rs:5:38
[INFO] [stdout]   |
[INFO] [stdout] 5 |   See description for time markers.\n\n\
[INFO] [stdout]   |  ______________________________________^
[INFO] [stdout] 6 | |
[INFO] [stdout] 7 | | IMPORTANT NOTE!: This is a mirror of \
[INFO] [stdout]   | |_ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "2825a3b946b9c4d54b576b83992959f751733fe1e874e8d754afcc40a17e8c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2825a3b946b9c4d54b576b83992959f751733fe1e874e8d754afcc40a17e8c65", kill_on_drop: false }`
[INFO] [stdout] 2825a3b946b9c4d54b576b83992959f751733fe1e874e8d754afcc40a17e8c65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ee1752f6286d04e9b9d3d64718e00cc0ca062538d51dfe0c36c5b3df902af2e
[INFO] running `Command { std: "docker" "start" "-a" "9ee1752f6286d04e9b9d3d64718e00cc0ca062538d51dfe0c36c5b3df902af2e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: multiple lines skipped by escaped newline
[INFO] [stderr]  --> src/main.rs:5:38
[INFO] [stderr]   |
[INFO] [stderr] 5 |   See description for time markers.\n\n\
[INFO] [stderr]   |  ______________________________________^
[INFO] [stderr] 6 | |
[INFO] [stderr] 7 | | IMPORTANT NOTE!: This is a mirror of \
[INFO] [stderr]   | |_ skipping everything up to and including this point
[INFO] [stderr] 
[INFO] [stderr] warning: `tla_plus_lecture_description` (bin "tla_plus_lecture_description" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tla_plus_lecture_description-967198cd8a90f147)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9ee1752f6286d04e9b9d3d64718e00cc0ca062538d51dfe0c36c5b3df902af2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ee1752f6286d04e9b9d3d64718e00cc0ca062538d51dfe0c36c5b3df902af2e", kill_on_drop: false }`
[INFO] [stdout] 9ee1752f6286d04e9b9d3d64718e00cc0ca062538d51dfe0c36c5b3df902af2e