[INFO] fetching crate iocuddle 0.1.1...
[INFO] testing iocuddle-0.1.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate iocuddle 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate iocuddle 0.1.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iocuddle 0.1.1
[INFO] finished tweaking crates.io crate iocuddle 0.1.1
[INFO] tweaked toml for crates.io crate iocuddle 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef76919dfb0bd9ae77663b91c2605bda77a108f699ba971950fbf67440d1b38a
[INFO] running `Command { std: "docker" "start" "-a" "ef76919dfb0bd9ae77663b91c2605bda77a108f699ba971950fbf67440d1b38a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef76919dfb0bd9ae77663b91c2605bda77a108f699ba971950fbf67440d1b38a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef76919dfb0bd9ae77663b91c2605bda77a108f699ba971950fbf67440d1b38a", kill_on_drop: false }`
[INFO] [stdout] ef76919dfb0bd9ae77663b91c2605bda77a108f699ba971950fbf67440d1b38a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 255dba458030286b5d69ea35b125dcbc4eec5fb34e6b3563b5ac63011c36eaee
[INFO] running `Command { std: "docker" "start" "-a" "255dba458030286b5d69ea35b125dcbc4eec5fb34e6b3563b5ac63011c36eaee", kill_on_drop: false }`
[INFO] [stderr]    Compiling iocuddle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "255dba458030286b5d69ea35b125dcbc4eec5fb34e6b3563b5ac63011c36eaee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "255dba458030286b5d69ea35b125dcbc4eec5fb34e6b3563b5ac63011c36eaee", kill_on_drop: false }`
[INFO] [stdout] 255dba458030286b5d69ea35b125dcbc4eec5fb34e6b3563b5ac63011c36eaee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22585e208cda0abd7b367f1bdc6bee5b7e65b968b5c554612acfc550fcb8993b
[INFO] running `Command { std: "docker" "start" "-a" "22585e208cda0abd7b367f1bdc6bee5b7e65b968b5c554612acfc550fcb8993b", kill_on_drop: false }`
[INFO] [stderr]    Compiling iocuddle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "22585e208cda0abd7b367f1bdc6bee5b7e65b968b5c554612acfc550fcb8993b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22585e208cda0abd7b367f1bdc6bee5b7e65b968b5c554612acfc550fcb8993b", kill_on_drop: false }`
[INFO] [stdout] 22585e208cda0abd7b367f1bdc6bee5b7e65b968b5c554612acfc550fcb8993b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97150bdeba8ac39ad42d774be66f3b0a6b6202b9b733124e95098fa49caae350
[INFO] running `Command { std: "docker" "start" "-a" "97150bdeba8ac39ad42d774be66f3b0a6b6202b9b733124e95098fa49caae350", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iocuddle-86bed26d6ab52561)
[INFO] [stdout] test test::req_w ... ok
[INFO] [stderr]    Doc-tests iocuddle
[INFO] [stdout] test test::req_r ... ok
[INFO] [stdout] test test::req_wr ... 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 3 tests
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/lib.rs - (line 119) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "97150bdeba8ac39ad42d774be66f3b0a6b6202b9b733124e95098fa49caae350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97150bdeba8ac39ad42d774be66f3b0a6b6202b9b733124e95098fa49caae350", kill_on_drop: false }`
[INFO] [stdout] 97150bdeba8ac39ad42d774be66f3b0a6b6202b9b733124e95098fa49caae350