[INFO] fetching crate pairs 0.1.0...
[INFO] testing pairs-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate pairs 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate pairs 0.1.0
[INFO] finished tweaking crates.io crate pairs 0.1.0
[INFO] tweaked toml for crates.io crate pairs 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pairs 0.1.0 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] crate crates.io crate pairs 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1ffcdf1ab64a2fe293d3c01248b50d9096b3639ce4479ea651a16a6816700cb9
[INFO] running `Command { std: "docker" "start" "-a" "1ffcdf1ab64a2fe293d3c01248b50d9096b3639ce4479ea651a16a6816700cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ffcdf1ab64a2fe293d3c01248b50d9096b3639ce4479ea651a16a6816700cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ffcdf1ab64a2fe293d3c01248b50d9096b3639ce4479ea651a16a6816700cb9", kill_on_drop: false }`
[INFO] [stdout] 1ffcdf1ab64a2fe293d3c01248b50d9096b3639ce4479ea651a16a6816700cb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a849cfb70f4159d21d7c7d57e743f4d5857f3018f4a898cda29d50f5324e0c6b
[INFO] running `Command { std: "docker" "start" "-a" "a849cfb70f4159d21d7c7d57e743f4d5857f3018f4a898cda29d50f5324e0c6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling pairs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "a849cfb70f4159d21d7c7d57e743f4d5857f3018f4a898cda29d50f5324e0c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a849cfb70f4159d21d7c7d57e743f4d5857f3018f4a898cda29d50f5324e0c6b", kill_on_drop: false }`
[INFO] [stdout] a849cfb70f4159d21d7c7d57e743f4d5857f3018f4a898cda29d50f5324e0c6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f27d904f14fb51598ea62e9f19b14bb5ae8091a50c7c321e4e632a58e3b17304
[INFO] running `Command { std: "docker" "start" "-a" "f27d904f14fb51598ea62e9f19b14bb5ae8091a50c7c321e4e632a58e3b17304", kill_on_drop: false }`
[INFO] [stderr]    Compiling pairs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "f27d904f14fb51598ea62e9f19b14bb5ae8091a50c7c321e4e632a58e3b17304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f27d904f14fb51598ea62e9f19b14bb5ae8091a50c7c321e4e632a58e3b17304", kill_on_drop: false }`
[INFO] [stdout] f27d904f14fb51598ea62e9f19b14bb5ae8091a50c7c321e4e632a58e3b17304
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] bd5e1aa9b1a413ac2b347a9b804d0131327e4c0e555cfe65f45db6ee84b8546d
[INFO] running `Command { std: "docker" "start" "-a" "bd5e1aa9b1a413ac2b347a9b804d0131327e4c0e555cfe65f45db6ee84b8546d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pairs-6eb53504e3cf8adf)
[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" "bd5e1aa9b1a413ac2b347a9b804d0131327e4c0e555cfe65f45db6ee84b8546d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd5e1aa9b1a413ac2b347a9b804d0131327e4c0e555cfe65f45db6ee84b8546d", kill_on_drop: false }`
[INFO] [stdout] bd5e1aa9b1a413ac2b347a9b804d0131327e4c0e555cfe65f45db6ee84b8546d