[INFO] fetching crate rustlings-fix 0.1.2...
[INFO] testing rustlings-fix-0.1.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rustlings-fix 0.1.2 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate rustlings-fix 0.1.2 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 crates.io crate rustlings-fix 0.1.2
[INFO] finished tweaking crates.io crate rustlings-fix 0.1.2
[INFO] tweaked toml for crates.io crate rustlings-fix 0.1.2 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate crates.io crate rustlings-fix 0.1.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 4751677078dcbbf5d58987e370f32d38ea5925b5e2f91eb1d10e27728eeb149d
[INFO] running `Command { std: "docker" "start" "-a" "4751677078dcbbf5d58987e370f32d38ea5925b5e2f91eb1d10e27728eeb149d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4751677078dcbbf5d58987e370f32d38ea5925b5e2f91eb1d10e27728eeb149d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4751677078dcbbf5d58987e370f32d38ea5925b5e2f91eb1d10e27728eeb149d", kill_on_drop: false }`
[INFO] [stdout] 4751677078dcbbf5d58987e370f32d38ea5925b5e2f91eb1d10e27728eeb149d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 02d362019c3a69882990b67b23615efa446cc46219fd7b96e167a6f47fee8b80
[INFO] running `Command { std: "docker" "start" "-a" "02d362019c3a69882990b67b23615efa446cc46219fd7b96e167a6f47fee8b80", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling rustlings-fix v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.98s
[INFO] running `Command { std: "docker" "inspect" "02d362019c3a69882990b67b23615efa446cc46219fd7b96e167a6f47fee8b80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02d362019c3a69882990b67b23615efa446cc46219fd7b96e167a6f47fee8b80", kill_on_drop: false }`
[INFO] [stdout] 02d362019c3a69882990b67b23615efa446cc46219fd7b96e167a6f47fee8b80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 912c9c302eeadf6757c1b5ac24e4b4570418e766066b07860cd2d7d9bb071b3b
[INFO] running `Command { std: "docker" "start" "-a" "912c9c302eeadf6757c1b5ac24e4b4570418e766066b07860cd2d7d9bb071b3b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustlings-fix v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rustlings_fix-4fe5152d4596fda8)
[INFO] running `Command { std: "docker" "inspect" "912c9c302eeadf6757c1b5ac24e4b4570418e766066b07860cd2d7d9bb071b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "912c9c302eeadf6757c1b5ac24e4b4570418e766066b07860cd2d7d9bb071b3b", kill_on_drop: false }`
[INFO] [stdout] 912c9c302eeadf6757c1b5ac24e4b4570418e766066b07860cd2d7d9bb071b3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] ff497c86fc36c73b399e0fd5fcc30fbce2e56355a7cc48784af245e539ca2960
[INFO] running `Command { std: "docker" "start" "-a" "ff497c86fc36c73b399e0fd5fcc30fbce2e56355a7cc48784af245e539ca2960", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustlings_fix-4fe5152d4596fda8)
[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" "ff497c86fc36c73b399e0fd5fcc30fbce2e56355a7cc48784af245e539ca2960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff497c86fc36c73b399e0fd5fcc30fbce2e56355a7cc48784af245e539ca2960", kill_on_drop: false }`
[INFO] [stdout] ff497c86fc36c73b399e0fd5fcc30fbce2e56355a7cc48784af245e539ca2960