[INFO] fetching crate refchannel 0.0.2...
[INFO] testing refchannel-0.0.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate refchannel 0.0.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate refchannel 0.0.2
[INFO] finished tweaking crates.io crate refchannel 0.0.2
[INFO] tweaked toml for crates.io crate refchannel 0.0.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate refchannel 0.0.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6ca029b46d970a5b13e7ee973544baf34466897791c415a5bf900b9ff3b8c6b
[INFO] running `Command { std: "docker" "start" "-a" "b6ca029b46d970a5b13e7ee973544baf34466897791c415a5bf900b9ff3b8c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6ca029b46d970a5b13e7ee973544baf34466897791c415a5bf900b9ff3b8c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6ca029b46d970a5b13e7ee973544baf34466897791c415a5bf900b9ff3b8c6b", kill_on_drop: false }`
[INFO] [stdout] b6ca029b46d970a5b13e7ee973544baf34466897791c415a5bf900b9ff3b8c6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3ae23c1bf8d8ceac384db84ee6dfbe66af8fec2a8882745b4a5752666c47d0f
[INFO] running `Command { std: "docker" "start" "-a" "b3ae23c1bf8d8ceac384db84ee6dfbe66af8fec2a8882745b4a5752666c47d0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling refchannel v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "b3ae23c1bf8d8ceac384db84ee6dfbe66af8fec2a8882745b4a5752666c47d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3ae23c1bf8d8ceac384db84ee6dfbe66af8fec2a8882745b4a5752666c47d0f", kill_on_drop: false }`
[INFO] [stdout] b3ae23c1bf8d8ceac384db84ee6dfbe66af8fec2a8882745b4a5752666c47d0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1874e90e369737a49996c95b69e801ec890ee4cf19506c51421793547f8a2936
[INFO] running `Command { std: "docker" "start" "-a" "1874e90e369737a49996c95b69e801ec890ee4cf19506c51421793547f8a2936", kill_on_drop: false }`
[INFO] [stderr]    Compiling refchannel v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "1874e90e369737a49996c95b69e801ec890ee4cf19506c51421793547f8a2936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1874e90e369737a49996c95b69e801ec890ee4cf19506c51421793547f8a2936", kill_on_drop: false }`
[INFO] [stdout] 1874e90e369737a49996c95b69e801ec890ee4cf19506c51421793547f8a2936
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0ab0d8e68c2949b2edb97e07dc1c43c9595f965ff51604ab890673a270bdfc69
[INFO] running `Command { std: "docker" "start" "-a" "0ab0d8e68c2949b2edb97e07dc1c43c9595f965ff51604ab890673a270bdfc69", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/refchannel-16639f4a3bd477f1)
[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] [stderr]    Doc-tests refchannel
[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" "0ab0d8e68c2949b2edb97e07dc1c43c9595f965ff51604ab890673a270bdfc69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ab0d8e68c2949b2edb97e07dc1c43c9595f965ff51604ab890673a270bdfc69", kill_on_drop: false }`
[INFO] [stdout] 0ab0d8e68c2949b2edb97e07dc1c43c9595f965ff51604ab890673a270bdfc69