[INFO] cloning repository https://github.com/zhulin4kai/con-utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhulin4kai/con-utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhulin4kai%2Fcon-utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhulin4kai%2Fcon-utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee70d3d09122f97db59a4395e070f67f6ed3e6d5
[INFO] testing zhulin4kai/con-utils against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhulin4kai%2Fcon-utils" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zhulin4kai/con-utils
[INFO] finished tweaking git repo https://github.com/zhulin4kai/con-utils
[INFO] tweaked toml for git repo https://github.com/zhulin4kai/con-utils written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zhulin4kai/con-utils on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zhulin4kai/con-utils 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1cb75faea5378bd9f35456632a9bad09a854bbf3ffc0ffd57db961f5cec4f12
[INFO] running `Command { std: "docker" "start" "-a" "f1cb75faea5378bd9f35456632a9bad09a854bbf3ffc0ffd57db961f5cec4f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1cb75faea5378bd9f35456632a9bad09a854bbf3ffc0ffd57db961f5cec4f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1cb75faea5378bd9f35456632a9bad09a854bbf3ffc0ffd57db961f5cec4f12", kill_on_drop: false }`
[INFO] [stdout] f1cb75faea5378bd9f35456632a9bad09a854bbf3ffc0ffd57db961f5cec4f12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b1d593bd1de9b270e71cc9ccdb93760f249fce582fa9c973baad7ba4bc5af60
[INFO] running `Command { std: "docker" "start" "-a" "4b1d593bd1de9b270e71cc9ccdb93760f249fce582fa9c973baad7ba4bc5af60", kill_on_drop: false }`
[INFO] [stderr]    Compiling con_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "4b1d593bd1de9b270e71cc9ccdb93760f249fce582fa9c973baad7ba4bc5af60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b1d593bd1de9b270e71cc9ccdb93760f249fce582fa9c973baad7ba4bc5af60", kill_on_drop: false }`
[INFO] [stdout] 4b1d593bd1de9b270e71cc9ccdb93760f249fce582fa9c973baad7ba4bc5af60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7fff168f92dd46cf78fdb3b3d9fa912622f3315e9d1f48991307ba1f20935d9
[INFO] running `Command { std: "docker" "start" "-a" "f7fff168f92dd46cf78fdb3b3d9fa912622f3315e9d1f48991307ba1f20935d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling con_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "f7fff168f92dd46cf78fdb3b3d9fa912622f3315e9d1f48991307ba1f20935d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7fff168f92dd46cf78fdb3b3d9fa912622f3315e9d1f48991307ba1f20935d9", kill_on_drop: false }`
[INFO] [stdout] f7fff168f92dd46cf78fdb3b3d9fa912622f3315e9d1f48991307ba1f20935d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 108ce12119112a320ac81a3bf9c5a5603d8d5635015a97bc8c502acdd6a697bf
[INFO] running `Command { std: "docker" "start" "-a" "108ce12119112a320ac81a3bf9c5a5603d8d5635015a97bc8c502acdd6a697bf", 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/con_utils-709e35bab7f2d081)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test channel::tests::channel_fast_path_should_work ... ok
[INFO] [stdout] test channel::tests::channel_should_work ... ok
[INFO] [stdout] test channel::tests::receiver_drop_should_error_when_send ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test channel::tests::multiple_senders_should_work ... ok
[INFO] [stdout] test channel::tests::receiver_should_be_blocked_when_nothing_to_read ... ok
[INFO] [stdout] test channel::tests::last_sender_drop_should_error_when_receiver ... ok
[INFO] [stdout] test channel::tests::receiver_shall_be_notified_when_senders_exit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests con_utils
[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" "108ce12119112a320ac81a3bf9c5a5603d8d5635015a97bc8c502acdd6a697bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "108ce12119112a320ac81a3bf9c5a5603d8d5635015a97bc8c502acdd6a697bf", kill_on_drop: false }`
[INFO] [stdout] 108ce12119112a320ac81a3bf9c5a5603d8d5635015a97bc8c502acdd6a697bf