[INFO] fetching crate lower 0.2.1...
[INFO] testing lower-0.2.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate lower 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate lower 0.2.1
[INFO] finished tweaking crates.io crate lower 0.2.1
[INFO] tweaked toml for crates.io crate lower 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lower 0.2.1 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 lower 0.2.1 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fd32c7c9d6079863cb7bf712de6601e4f6622b59d6b8f88e6569fa83d607dcd6
[INFO] running `Command { std: "docker" "start" "-a" "fd32c7c9d6079863cb7bf712de6601e4f6622b59d6b8f88e6569fa83d607dcd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd32c7c9d6079863cb7bf712de6601e4f6622b59d6b8f88e6569fa83d607dcd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd32c7c9d6079863cb7bf712de6601e4f6622b59d6b8f88e6569fa83d607dcd6", kill_on_drop: false }`
[INFO] [stdout] fd32c7c9d6079863cb7bf712de6601e4f6622b59d6b8f88e6569fa83d607dcd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 77bc49602b1faf93f665b8681c8ef01d0add48331156618545d49a1f5fd5325a
[INFO] running `Command { std: "docker" "start" "-a" "77bc49602b1faf93f665b8681c8ef01d0add48331156618545d49a1f5fd5325a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]    Compiling lower-macros v0.2.10
[INFO] [stderr]    Compiling lower v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `Command { std: "docker" "inspect" "77bc49602b1faf93f665b8681c8ef01d0add48331156618545d49a1f5fd5325a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77bc49602b1faf93f665b8681c8ef01d0add48331156618545d49a1f5fd5325a", kill_on_drop: false }`
[INFO] [stdout] 77bc49602b1faf93f665b8681c8ef01d0add48331156618545d49a1f5fd5325a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c3d1b444f9e02d0ba29f1038dc55e9c8ba9eb35f158a88689053151e8e0484da
[INFO] running `Command { std: "docker" "start" "-a" "c3d1b444f9e02d0ba29f1038dc55e9c8ba9eb35f158a88689053151e8e0484da", kill_on_drop: false }`
[INFO] [stderr]    Compiling lower v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "c3d1b444f9e02d0ba29f1038dc55e9c8ba9eb35f158a88689053151e8e0484da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3d1b444f9e02d0ba29f1038dc55e9c8ba9eb35f158a88689053151e8e0484da", kill_on_drop: false }`
[INFO] [stdout] c3d1b444f9e02d0ba29f1038dc55e9c8ba9eb35f158a88689053151e8e0484da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 04fa1f2c52300cb94975cc2506cb5eac7b4d9a0f633654716948ed51a6da3ed0
[INFO] running `Command { std: "docker" "start" "-a" "04fa1f2c52300cb94975cc2506cb5eac7b4d9a0f633654716948ed51a6da3ed0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lower-462ee0fd462932f2)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lower
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - math (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - apply (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.64s; merged doctests compilation took 0.39s
[INFO] running `Command { std: "docker" "inspect" "04fa1f2c52300cb94975cc2506cb5eac7b4d9a0f633654716948ed51a6da3ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04fa1f2c52300cb94975cc2506cb5eac7b4d9a0f633654716948ed51a6da3ed0", kill_on_drop: false }`
[INFO] [stdout] 04fa1f2c52300cb94975cc2506cb5eac7b4d9a0f633654716948ed51a6da3ed0