[INFO] fetching crate excov 1.0.1...
[INFO] testing excov-1.0.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate excov 1.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate excov 1.0.1
[INFO] finished tweaking crates.io crate excov 1.0.1
[INFO] tweaked toml for crates.io crate excov 1.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate excov 1.0.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate excov 1.0.1 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de1ecbda9bbd8fb3d118b116061eac135f19f5698c74d798934eaafb7cf0090a
[INFO] running `Command { std: "docker" "start" "-a" "de1ecbda9bbd8fb3d118b116061eac135f19f5698c74d798934eaafb7cf0090a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de1ecbda9bbd8fb3d118b116061eac135f19f5698c74d798934eaafb7cf0090a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de1ecbda9bbd8fb3d118b116061eac135f19f5698c74d798934eaafb7cf0090a", kill_on_drop: false }`
[INFO] [stdout] de1ecbda9bbd8fb3d118b116061eac135f19f5698c74d798934eaafb7cf0090a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8e6ba88fd9bb93f8349157473696167926d523179247396b1e262b29f122e0a
[INFO] running `Command { std: "docker" "start" "-a" "d8e6ba88fd9bb93f8349157473696167926d523179247396b1e262b29f122e0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling excov v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "d8e6ba88fd9bb93f8349157473696167926d523179247396b1e262b29f122e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e6ba88fd9bb93f8349157473696167926d523179247396b1e262b29f122e0a", kill_on_drop: false }`
[INFO] [stdout] d8e6ba88fd9bb93f8349157473696167926d523179247396b1e262b29f122e0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a32939b7c4434da48cb3743e70f90577af203c47b2f02746ab3843a13950488
[INFO] running `Command { std: "docker" "start" "-a" "0a32939b7c4434da48cb3743e70f90577af203c47b2f02746ab3843a13950488", kill_on_drop: false }`
[INFO] [stderr]    Compiling excov v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "0a32939b7c4434da48cb3743e70f90577af203c47b2f02746ab3843a13950488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a32939b7c4434da48cb3743e70f90577af203c47b2f02746ab3843a13950488", kill_on_drop: false }`
[INFO] [stdout] 0a32939b7c4434da48cb3743e70f90577af203c47b2f02746ab3843a13950488
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 720ad7cf9ffbc817c27b794e6bbb9ef8b8720cd6ac9e5dd9cec3e86736ca3d18
[INFO] running `Command { std: "docker" "start" "-a" "720ad7cf9ffbc817c27b794e6bbb9ef8b8720cd6ac9e5dd9cec3e86736ca3d18", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/excov-3e1ffaee000d0117)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::simple ... ok
[INFO] [stdout] test tests::eight_queens ... ok
[INFO] [stderr]    Doc-tests excov
[INFO] [stdout] test tests::sudoku ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 78) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.37s; merged doctests compilation took 0.37s
[INFO] running `Command { std: "docker" "inspect" "720ad7cf9ffbc817c27b794e6bbb9ef8b8720cd6ac9e5dd9cec3e86736ca3d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "720ad7cf9ffbc817c27b794e6bbb9ef8b8720cd6ac9e5dd9cec3e86736ca3d18", kill_on_drop: false }`
[INFO] [stdout] 720ad7cf9ffbc817c27b794e6bbb9ef8b8720cd6ac9e5dd9cec3e86736ca3d18