[INFO] fetching crate update_channel 0.1.3...
[INFO] testing update_channel-0.1.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate update_channel 0.1.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate update_channel 0.1.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate update_channel 0.1.3
[INFO] finished tweaking crates.io crate update_channel 0.1.3
[INFO] tweaked toml for crates.io crate update_channel 0.1.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] decc8cc2d3065d6a88e06f20b1b80aa702351ca5327106f8f616aadd0a645f3b
[INFO] running `Command { std: "docker" "start" "-a" "decc8cc2d3065d6a88e06f20b1b80aa702351ca5327106f8f616aadd0a645f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "decc8cc2d3065d6a88e06f20b1b80aa702351ca5327106f8f616aadd0a645f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "decc8cc2d3065d6a88e06f20b1b80aa702351ca5327106f8f616aadd0a645f3b", kill_on_drop: false }`
[INFO] [stdout] decc8cc2d3065d6a88e06f20b1b80aa702351ca5327106f8f616aadd0a645f3b
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5b0fcc1db10d5ebdee140a0937fb489f1e64141563d0d229643ac11b0fb6b8b
[INFO] running `Command { std: "docker" "start" "-a" "a5b0fcc1db10d5ebdee140a0937fb489f1e64141563d0d229643ac11b0fb6b8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling update_channel v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "a5b0fcc1db10d5ebdee140a0937fb489f1e64141563d0d229643ac11b0fb6b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5b0fcc1db10d5ebdee140a0937fb489f1e64141563d0d229643ac11b0fb6b8b", kill_on_drop: false }`
[INFO] [stdout] a5b0fcc1db10d5ebdee140a0937fb489f1e64141563d0d229643ac11b0fb6b8b
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f773ab9f948fd7b1680c2af1b141112f66c3e1856914cc8ef3b052269ddcc87
[INFO] running `Command { std: "docker" "start" "-a" "7f773ab9f948fd7b1680c2af1b141112f66c3e1856914cc8ef3b052269ddcc87", kill_on_drop: false }`
[INFO] [stderr]    Compiling update_channel v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "7f773ab9f948fd7b1680c2af1b141112f66c3e1856914cc8ef3b052269ddcc87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f773ab9f948fd7b1680c2af1b141112f66c3e1856914cc8ef3b052269ddcc87", kill_on_drop: false }`
[INFO] [stdout] 7f773ab9f948fd7b1680c2af1b141112f66c3e1856914cc8ef3b052269ddcc87
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] afd272ed326d2832cc37d1f3ff39807a714a08adf4286dacefcd780327aab4cf
[INFO] running `Command { std: "docker" "start" "-a" "afd272ed326d2832cc37d1f3ff39807a714a08adf4286dacefcd780327aab4cf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/update_channel-5b7cf3d05a072d86)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test::clone_recv ... ok
[INFO] [stdout] test test::no_rec ... ok
[INFO] [stdout] test test::creation_default ... ok
[INFO] [stdout] test test::no_upd ... ok
[INFO] [stdout] test test::recv ... ok
[INFO] [stdout] test test::take ... ok
[INFO] [stdout] test test::two_threads ... ok
[INFO] [stdout] test test::simple ... ok
[INFO] [stdout] test test::three_threads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests update_channel
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "afd272ed326d2832cc37d1f3ff39807a714a08adf4286dacefcd780327aab4cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afd272ed326d2832cc37d1f3ff39807a714a08adf4286dacefcd780327aab4cf", kill_on_drop: false }`
[INFO] [stdout] afd272ed326d2832cc37d1f3ff39807a714a08adf4286dacefcd780327aab4cf