[INFO] cloning repository https://github.com/shahabkahn/assignment-7b
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shahabkahn/assignment-7b" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshahabkahn%2Fassignment-7b", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshahabkahn%2Fassignment-7b'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d312ce45eaa981fd0af914fb9fdfad13210bcd9c
[INFO] testing shahabkahn/assignment-7b against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshahabkahn%2Fassignment-7b" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shahabkahn/assignment-7b on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shahabkahn/assignment-7b
[INFO] finished tweaking git repo https://github.com/shahabkahn/assignment-7b
[INFO] tweaked toml for git repo https://github.com/shahabkahn/assignment-7b written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/shahabkahn/assignment-7b already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93c954926909eeb3b147af0f1a314eb28b0ef7b99c3d25453ca4d45bc91f9b0b
[INFO] running `Command { std: "docker" "start" "-a" "93c954926909eeb3b147af0f1a314eb28b0ef7b99c3d25453ca4d45bc91f9b0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93c954926909eeb3b147af0f1a314eb28b0ef7b99c3d25453ca4d45bc91f9b0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93c954926909eeb3b147af0f1a314eb28b0ef7b99c3d25453ca4d45bc91f9b0b", kill_on_drop: false }`
[INFO] [stdout] 93c954926909eeb3b147af0f1a314eb28b0ef7b99c3d25453ca4d45bc91f9b0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0422dd257fed5c8d70d33d67e1eba556b568d6a263391cb5d21ec21ff72a6f7b
[INFO] running `Command { std: "docker" "start" "-a" "0422dd257fed5c8d70d33d67e1eba556b568d6a263391cb5d21ec21ff72a6f7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling assignment-7b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "0422dd257fed5c8d70d33d67e1eba556b568d6a263391cb5d21ec21ff72a6f7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0422dd257fed5c8d70d33d67e1eba556b568d6a263391cb5d21ec21ff72a6f7b", kill_on_drop: false }`
[INFO] [stdout] 0422dd257fed5c8d70d33d67e1eba556b568d6a263391cb5d21ec21ff72a6f7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 413da53e923d602d186521b37f838169a83d75cd0a49390f022eef67cc5cd238
[INFO] running `Command { std: "docker" "start" "-a" "413da53e923d602d186521b37f838169a83d75cd0a49390f022eef67cc5cd238", kill_on_drop: false }`
[INFO] [stderr]    Compiling assignment-7b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/assignment_7b-1bdf5ab2160f1c3f)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/assignment_7b-296b784286c9eb67)
[INFO] running `Command { std: "docker" "inspect" "413da53e923d602d186521b37f838169a83d75cd0a49390f022eef67cc5cd238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "413da53e923d602d186521b37f838169a83d75cd0a49390f022eef67cc5cd238", kill_on_drop: false }`
[INFO] [stdout] 413da53e923d602d186521b37f838169a83d75cd0a49390f022eef67cc5cd238
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db1700ebb5c49a03297e169391a94d17cb08c64c0eee06f77bd60e2ba2940174
[INFO] running `Command { std: "docker" "start" "-a" "db1700ebb5c49a03297e169391a94d17cb08c64c0eee06f77bd60e2ba2940174", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/assignment_7b-1bdf5ab2160f1c3f)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/assignment_7b-296b784286c9eb67)
[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] [stderr]    Doc-tests assignment-7b
[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" "db1700ebb5c49a03297e169391a94d17cb08c64c0eee06f77bd60e2ba2940174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db1700ebb5c49a03297e169391a94d17cb08c64c0eee06f77bd60e2ba2940174", kill_on_drop: false }`
[INFO] [stdout] db1700ebb5c49a03297e169391a94d17cb08c64c0eee06f77bd60e2ba2940174