[INFO] cloning repository https://github.com/djfurman/Rust-Chapter-3-Variables
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/djfurman/Rust-Chapter-3-Variables" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjfurman%2FRust-Chapter-3-Variables", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjfurman%2FRust-Chapter-3-Variables'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87d6fc662efd08a2fa82a1d9bf3c17210098792f
[INFO] testing djfurman/Rust-Chapter-3-Variables 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%2Fdjfurman%2FRust-Chapter-3-Variables" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/djfurman/Rust-Chapter-3-Variables 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/djfurman/Rust-Chapter-3-Variables
[INFO] finished tweaking git repo https://github.com/djfurman/Rust-Chapter-3-Variables
[INFO] tweaked toml for git repo https://github.com/djfurman/Rust-Chapter-3-Variables written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/djfurman/Rust-Chapter-3-Variables 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 27ae20d20d93c126938e81ba8abcfc2a719e7cd84326dc2e326f81b6e2396f58
[INFO] running `Command { std: "docker" "start" "-a" "27ae20d20d93c126938e81ba8abcfc2a719e7cd84326dc2e326f81b6e2396f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27ae20d20d93c126938e81ba8abcfc2a719e7cd84326dc2e326f81b6e2396f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ae20d20d93c126938e81ba8abcfc2a719e7cd84326dc2e326f81b6e2396f58", kill_on_drop: false }`
[INFO] [stdout] 27ae20d20d93c126938e81ba8abcfc2a719e7cd84326dc2e326f81b6e2396f58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 23693052f160784b3a199d142513f87f723e8e7fd0cec9808a1df5fdc92bfe07
[INFO] running `Command { std: "docker" "start" "-a" "23693052f160784b3a199d142513f87f723e8e7fd0cec9808a1df5fdc92bfe07", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chapter_3_variables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "23693052f160784b3a199d142513f87f723e8e7fd0cec9808a1df5fdc92bfe07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23693052f160784b3a199d142513f87f723e8e7fd0cec9808a1df5fdc92bfe07", kill_on_drop: false }`
[INFO] [stdout] 23693052f160784b3a199d142513f87f723e8e7fd0cec9808a1df5fdc92bfe07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 1c7c35e181baabc2342b4ee4026641faaab860ea20d1fbb02445528dbd55ac8f
[INFO] running `Command { std: "docker" "start" "-a" "1c7c35e181baabc2342b4ee4026641faaab860ea20d1fbb02445528dbd55ac8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling chapter_3_variables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/chapter_3_variables-0694d05fa2afd675)
[INFO] running `Command { std: "docker" "inspect" "1c7c35e181baabc2342b4ee4026641faaab860ea20d1fbb02445528dbd55ac8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7c35e181baabc2342b4ee4026641faaab860ea20d1fbb02445528dbd55ac8f", kill_on_drop: false }`
[INFO] [stdout] 1c7c35e181baabc2342b4ee4026641faaab860ea20d1fbb02445528dbd55ac8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] f957bfa9bd263171bdb30d8ddd21348dac0a71e0dd3358d628b7c4cb6c8fdcf8
[INFO] running `Command { std: "docker" "start" "-a" "f957bfa9bd263171bdb30d8ddd21348dac0a71e0dd3358d628b7c4cb6c8fdcf8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chapter_3_variables-0694d05fa2afd675)
[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 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f957bfa9bd263171bdb30d8ddd21348dac0a71e0dd3358d628b7c4cb6c8fdcf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f957bfa9bd263171bdb30d8ddd21348dac0a71e0dd3358d628b7c4cb6c8fdcf8", kill_on_drop: false }`
[INFO] [stdout] f957bfa9bd263171bdb30d8ddd21348dac0a71e0dd3358d628b7c4cb6c8fdcf8