[INFO] fetching crate sledgehammer_utils 0.3.1...
[INFO] testing sledgehammer_utils-0.3.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate sledgehammer_utils 0.3.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate sledgehammer_utils 0.3.1
[INFO] finished tweaking crates.io crate sledgehammer_utils 0.3.1
[INFO] tweaked toml for crates.io crate sledgehammer_utils 0.3.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sledgehammer_utils 0.3.1 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (available: v2.1.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d53e920c4d536b2b219545fc37a0165e5758d7ae68fff5925fc02358fdbf81d2
[INFO] running `Command { std: "docker" "start" "-a" "d53e920c4d536b2b219545fc37a0165e5758d7ae68fff5925fc02358fdbf81d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d53e920c4d536b2b219545fc37a0165e5758d7ae68fff5925fc02358fdbf81d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d53e920c4d536b2b219545fc37a0165e5758d7ae68fff5925fc02358fdbf81d2", kill_on_drop: false }`
[INFO] [stdout] d53e920c4d536b2b219545fc37a0165e5758d7ae68fff5925fc02358fdbf81d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61169db07bd66a5ad0c2b3a4ec20c54b1a87f924e8854f6db4f45f64932f60a0
[INFO] running `Command { std: "docker" "start" "-a" "61169db07bd66a5ad0c2b3a4ec20c54b1a87f924e8854f6db4f45f64932f60a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling sledgehammer_utils v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "61169db07bd66a5ad0c2b3a4ec20c54b1a87f924e8854f6db4f45f64932f60a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61169db07bd66a5ad0c2b3a4ec20c54b1a87f924e8854f6db4f45f64932f60a0", kill_on_drop: false }`
[INFO] [stdout] 61169db07bd66a5ad0c2b3a4ec20c54b1a87f924e8854f6db4f45f64932f60a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 611c6d0394a25c10846cd4e0a0f63e0b99d79af456fac7d77522a359834de8eb
[INFO] running `Command { std: "docker" "start" "-a" "611c6d0394a25c10846cd4e0a0f63e0b99d79af456fac7d77522a359834de8eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling sledgehammer_utils v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "611c6d0394a25c10846cd4e0a0f63e0b99d79af456fac7d77522a359834de8eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611c6d0394a25c10846cd4e0a0f63e0b99d79af456fac7d77522a359834de8eb", kill_on_drop: false }`
[INFO] [stdout] 611c6d0394a25c10846cd4e0a0f63e0b99d79af456fac7d77522a359834de8eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7fb81baac45f3dc12cf830420e4959bbc8ececf75bce611564aa491669898f0a
[INFO] running `Command { std: "docker" "start" "-a" "7fb81baac45f3dc12cf830420e4959bbc8ececf75bce611564aa491669898f0a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sledgehammer_utils-76f29dcc34003b2e)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test fmt_args ... ok
[INFO] [stdout] test fmt_nums ... ok
[INFO] [stdout] test fmt_str ... ok
[INFO] [stdout] test push_2 ... ok
[INFO] [stdout] test sizes ... ok
[INFO] [stdout] test push_100 ... ok
[INFO] [stderr]    Doc-tests sledgehammer_utils
[INFO] [stdout] test fuzzing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[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" "7fb81baac45f3dc12cf830420e4959bbc8ececf75bce611564aa491669898f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb81baac45f3dc12cf830420e4959bbc8ececf75bce611564aa491669898f0a", kill_on_drop: false }`
[INFO] [stdout] 7fb81baac45f3dc12cf830420e4959bbc8ececf75bce611564aa491669898f0a