[INFO] fetching crate signalo 0.6.0...
[INFO] testing signalo-0.6.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate signalo 0.6.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate signalo 0.6.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signalo 0.6.0
[INFO] finished tweaking crates.io crate signalo 0.6.0
[INFO] tweaked toml for crates.io crate signalo 0.6.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f29763f60981c52e86d0e3c01f48b378f95b820f41ba7c945f67b22509a92acc
[INFO] running `Command { std: "docker" "start" "-a" "f29763f60981c52e86d0e3c01f48b378f95b820f41ba7c945f67b22509a92acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f29763f60981c52e86d0e3c01f48b378f95b820f41ba7c945f67b22509a92acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f29763f60981c52e86d0e3c01f48b378f95b820f41ba7c945f67b22509a92acc", kill_on_drop: false }`
[INFO] [stdout] f29763f60981c52e86d0e3c01f48b378f95b820f41ba7c945f67b22509a92acc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c20fc1b789cbc6560f2a12e7d5ea537c311188713bf6d7f71f20e3a0c531e06b
[INFO] running `Command { std: "docker" "start" "-a" "c20fc1b789cbc6560f2a12e7d5ea537c311188713bf6d7f71f20e3a0c531e06b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling guts v0.1.1
[INFO] [stderr]    Compiling replace_with v0.1.7
[INFO] [stderr]    Compiling signalo_traits v0.5.0
[INFO] [stderr]    Compiling signalo_pipes v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling signalo_sources v0.5.2
[INFO] [stderr]    Compiling signalo_sinks v0.5.2
[INFO] [stderr]    Compiling signalo_filters v0.6.0
[INFO] [stderr]    Compiling signalo v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "c20fc1b789cbc6560f2a12e7d5ea537c311188713bf6d7f71f20e3a0c531e06b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c20fc1b789cbc6560f2a12e7d5ea537c311188713bf6d7f71f20e3a0c531e06b", kill_on_drop: false }`
[INFO] [stdout] c20fc1b789cbc6560f2a12e7d5ea537c311188713bf6d7f71f20e3a0c531e06b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6879fb9175233e66820fdfe2f83f1100327b5ae70fedbdd5f7d0dbd88ac8adca
[INFO] running `Command { std: "docker" "start" "-a" "6879fb9175233e66820fdfe2f83f1100327b5ae70fedbdd5f7d0dbd88ac8adca", kill_on_drop: false }`
[INFO] [stderr]    Compiling signalo v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "6879fb9175233e66820fdfe2f83f1100327b5ae70fedbdd5f7d0dbd88ac8adca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6879fb9175233e66820fdfe2f83f1100327b5ae70fedbdd5f7d0dbd88ac8adca", kill_on_drop: false }`
[INFO] [stdout] 6879fb9175233e66820fdfe2f83f1100327b5ae70fedbdd5f7d0dbd88ac8adca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3b5a95686d60c1e94fac5a662dc7b23ccb6d71c2ea46b50dcc4da19f46a4a4f
[INFO] running `Command { std: "docker" "start" "-a" "a3b5a95686d60c1e94fac5a662dc7b23ccb6d71c2ea46b50dcc4da19f46a4a4f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/signalo-0196e4d7305ce63c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests signalo
[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 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" "a3b5a95686d60c1e94fac5a662dc7b23ccb6d71c2ea46b50dcc4da19f46a4a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3b5a95686d60c1e94fac5a662dc7b23ccb6d71c2ea46b50dcc4da19f46a4a4f", kill_on_drop: false }`
[INFO] [stdout] a3b5a95686d60c1e94fac5a662dc7b23ccb6d71c2ea46b50dcc4da19f46a4a4f