[INFO] fetching crate leviathan 0.1.0...
[INFO] testing leviathan-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate leviathan 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate leviathan 0.1.0
[INFO] finished tweaking crates.io crate leviathan 0.1.0
[INFO] tweaked toml for crates.io crate leviathan 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate leviathan 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate leviathan 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9838d2f5ad0dd0cb4bcaedc3e0bdc588a330a0609dab3ccbaab243c4b49b20d
[INFO] running `Command { std: "docker" "start" "-a" "f9838d2f5ad0dd0cb4bcaedc3e0bdc588a330a0609dab3ccbaab243c4b49b20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9838d2f5ad0dd0cb4bcaedc3e0bdc588a330a0609dab3ccbaab243c4b49b20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9838d2f5ad0dd0cb4bcaedc3e0bdc588a330a0609dab3ccbaab243c4b49b20d", kill_on_drop: false }`
[INFO] [stdout] f9838d2f5ad0dd0cb4bcaedc3e0bdc588a330a0609dab3ccbaab243c4b49b20d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2be2513149f62367ed9b901856c2b19bdf57c1aaf0236f446d8c7dc2b53369b
[INFO] running `Command { std: "docker" "start" "-a" "f2be2513149f62367ed9b901856c2b19bdf57c1aaf0236f446d8c7dc2b53369b", kill_on_drop: false }`
[INFO] [stderr]    Compiling leviathan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "f2be2513149f62367ed9b901856c2b19bdf57c1aaf0236f446d8c7dc2b53369b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2be2513149f62367ed9b901856c2b19bdf57c1aaf0236f446d8c7dc2b53369b", kill_on_drop: false }`
[INFO] [stdout] f2be2513149f62367ed9b901856c2b19bdf57c1aaf0236f446d8c7dc2b53369b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1204639e7135fd2bcfe8729b6e73f6c58b5df68b1b9dfe6a44ff9fd8710843ca
[INFO] running `Command { std: "docker" "start" "-a" "1204639e7135fd2bcfe8729b6e73f6c58b5df68b1b9dfe6a44ff9fd8710843ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling leviathan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "1204639e7135fd2bcfe8729b6e73f6c58b5df68b1b9dfe6a44ff9fd8710843ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1204639e7135fd2bcfe8729b6e73f6c58b5df68b1b9dfe6a44ff9fd8710843ca", kill_on_drop: false }`
[INFO] [stdout] 1204639e7135fd2bcfe8729b6e73f6c58b5df68b1b9dfe6a44ff9fd8710843ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3731839ddaa8c58ee7a5be975097b8074098392595bd46ddb26a5218912e9dd4
[INFO] running `Command { std: "docker" "start" "-a" "3731839ddaa8c58ee7a5be975097b8074098392595bd46ddb26a5218912e9dd4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/leviathan-cfed668ab195875b)
[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" "3731839ddaa8c58ee7a5be975097b8074098392595bd46ddb26a5218912e9dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3731839ddaa8c58ee7a5be975097b8074098392595bd46ddb26a5218912e9dd4", kill_on_drop: false }`
[INFO] [stdout] 3731839ddaa8c58ee7a5be975097b8074098392595bd46ddb26a5218912e9dd4