[INFO] fetching crate MarcFly_LearningRust 0.1.7...
[INFO] testing MarcFly_LearningRust-0.1.7 against 1.59.0 for beta-1.60-1
[INFO] extracting crate MarcFly_LearningRust 0.1.7 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate MarcFly_LearningRust 0.1.7 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate MarcFly_LearningRust 0.1.7
[INFO] finished tweaking crates.io crate MarcFly_LearningRust 0.1.7
[INFO] tweaked toml for crates.io crate MarcFly_LearningRust 0.1.7 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate MarcFly_LearningRust 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e2ca0ff2a01334e0ec8be70b07d4aea419f7206b2ae158ec1fa84388f532efa
[INFO] running `Command { std: "docker" "start" "-a" "5e2ca0ff2a01334e0ec8be70b07d4aea419f7206b2ae158ec1fa84388f532efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e2ca0ff2a01334e0ec8be70b07d4aea419f7206b2ae158ec1fa84388f532efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e2ca0ff2a01334e0ec8be70b07d4aea419f7206b2ae158ec1fa84388f532efa", kill_on_drop: false }`
[INFO] [stdout] 5e2ca0ff2a01334e0ec8be70b07d4aea419f7206b2ae158ec1fa84388f532efa
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d24c6a5c5c46f27db0975fcfc5099b4e14e4100409ecd0e60ab3a5fa350dbba
[INFO] running `Command { std: "docker" "start" "-a" "8d24c6a5c5c46f27db0975fcfc5099b4e14e4100409ecd0e60ab3a5fa350dbba", kill_on_drop: false }`
[INFO] [stderr]    Compiling MarcFly_LearningRust v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `MarcFly_LearningRust` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `marc_fly_learning_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "8d24c6a5c5c46f27db0975fcfc5099b4e14e4100409ecd0e60ab3a5fa350dbba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d24c6a5c5c46f27db0975fcfc5099b4e14e4100409ecd0e60ab3a5fa350dbba", kill_on_drop: false }`
[INFO] [stdout] 8d24c6a5c5c46f27db0975fcfc5099b4e14e4100409ecd0e60ab3a5fa350dbba
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 589aa1155260478f51559b335314a97cf34b131ab4bfc7886586c6e17870680e
[INFO] running `Command { std: "docker" "start" "-a" "589aa1155260478f51559b335314a97cf34b131ab4bfc7886586c6e17870680e", kill_on_drop: false }`
[INFO] [stderr]    Compiling MarcFly_LearningRust v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `MarcFly_LearningRust` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `marc_fly_learning_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "589aa1155260478f51559b335314a97cf34b131ab4bfc7886586c6e17870680e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "589aa1155260478f51559b335314a97cf34b131ab4bfc7886586c6e17870680e", kill_on_drop: false }`
[INFO] [stdout] 589aa1155260478f51559b335314a97cf34b131ab4bfc7886586c6e17870680e
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3f56a3cb2231769900b9033568733ec5c2d92adb587a456b05aaecbfb13cc82b
[INFO] running `Command { std: "docker" "start" "-a" "3f56a3cb2231769900b9033568733ec5c2d92adb587a456b05aaecbfb13cc82b", kill_on_drop: false }`
[INFO] [stderr] warning: crate `MarcFly_LearningRust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `marc_fly_learning_rust`
[INFO] [stderr] 
[INFO] [stderr] warning: `MarcFly_LearningRust` (bin "MarcFly_LearningRust" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/MarcFly_LearningRust-49aa100c3bc827ed)
[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" "3f56a3cb2231769900b9033568733ec5c2d92adb587a456b05aaecbfb13cc82b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f56a3cb2231769900b9033568733ec5c2d92adb587a456b05aaecbfb13cc82b", kill_on_drop: false }`
[INFO] [stdout] 3f56a3cb2231769900b9033568733ec5c2d92adb587a456b05aaecbfb13cc82b