[INFO] fetching crate kythera 0.1.0-alpha.2...
[INFO] testing kythera-0.1.0-alpha.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate kythera 0.1.0-alpha.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate kythera 0.1.0-alpha.2
[INFO] finished tweaking crates.io crate kythera 0.1.0-alpha.2
[INFO] tweaked toml for crates.io crate kythera 0.1.0-alpha.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kythera 0.1.0-alpha.2 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kythera 0.1.0-alpha.2 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 160d64d648e73d37337ce9492a0cbb8b19866c94b8516c5eaa49fc5876c9521d
[INFO] running `Command { std: "docker" "start" "-a" "160d64d648e73d37337ce9492a0cbb8b19866c94b8516c5eaa49fc5876c9521d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "160d64d648e73d37337ce9492a0cbb8b19866c94b8516c5eaa49fc5876c9521d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160d64d648e73d37337ce9492a0cbb8b19866c94b8516c5eaa49fc5876c9521d", kill_on_drop: false }`
[INFO] [stdout] 160d64d648e73d37337ce9492a0cbb8b19866c94b8516c5eaa49fc5876c9521d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e7b6f19907d54bb8a13438fbeaad54eed1cbadf1bf1805c830387edc677d9a7
[INFO] running `Command { std: "docker" "start" "-a" "7e7b6f19907d54bb8a13438fbeaad54eed1cbadf1bf1805c830387edc677d9a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling kythera v0.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "7e7b6f19907d54bb8a13438fbeaad54eed1cbadf1bf1805c830387edc677d9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e7b6f19907d54bb8a13438fbeaad54eed1cbadf1bf1805c830387edc677d9a7", kill_on_drop: false }`
[INFO] [stdout] 7e7b6f19907d54bb8a13438fbeaad54eed1cbadf1bf1805c830387edc677d9a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15cc1ea15867f951307011e65c54711ee4584441d0d218cdbf2f1f956dbae0fe
[INFO] running `Command { std: "docker" "start" "-a" "15cc1ea15867f951307011e65c54711ee4584441d0d218cdbf2f1f956dbae0fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling kythera v0.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "15cc1ea15867f951307011e65c54711ee4584441d0d218cdbf2f1f956dbae0fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15cc1ea15867f951307011e65c54711ee4584441d0d218cdbf2f1f956dbae0fe", kill_on_drop: false }`
[INFO] [stdout] 15cc1ea15867f951307011e65c54711ee4584441d0d218cdbf2f1f956dbae0fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 652237b205b9c94fa67b1342137dd168f7cc309aad38b77b2ee2150384ab4f3b
[INFO] running `Command { std: "docker" "start" "-a" "652237b205b9c94fa67b1342137dd168f7cc309aad38b77b2ee2150384ab4f3b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kythera-93f600e3482629a7)
[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" "652237b205b9c94fa67b1342137dd168f7cc309aad38b77b2ee2150384ab4f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "652237b205b9c94fa67b1342137dd168f7cc309aad38b77b2ee2150384ab4f3b", kill_on_drop: false }`
[INFO] [stdout] 652237b205b9c94fa67b1342137dd168f7cc309aad38b77b2ee2150384ab4f3b