[INFO] fetching crate once_self_cell 0.6.3...
[INFO] testing once_self_cell-0.6.3 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate once_self_cell 0.6.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate once_self_cell 0.6.3 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate once_self_cell 0.6.3
[INFO] finished tweaking crates.io crate once_self_cell 0.6.3
[INFO] tweaked toml for crates.io crate once_self_cell 0.6.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02628fdb2dc91a38f59f67159d69a8337e30d0e58ea5baf894f81ee7679b613f
[INFO] running `Command { std: "docker" "start" "-a" "02628fdb2dc91a38f59f67159d69a8337e30d0e58ea5baf894f81ee7679b613f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02628fdb2dc91a38f59f67159d69a8337e30d0e58ea5baf894f81ee7679b613f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02628fdb2dc91a38f59f67159d69a8337e30d0e58ea5baf894f81ee7679b613f", kill_on_drop: false }`
[INFO] [stdout] 02628fdb2dc91a38f59f67159d69a8337e30d0e58ea5baf894f81ee7679b613f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4336a57c2944eecba6b95e86f0b69e3cdb8c4bcac8428770729d040471aa702b
[INFO] running `Command { std: "docker" "start" "-a" "4336a57c2944eecba6b95e86f0b69e3cdb8c4bcac8428770729d040471aa702b", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_self_cell v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "4336a57c2944eecba6b95e86f0b69e3cdb8c4bcac8428770729d040471aa702b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4336a57c2944eecba6b95e86f0b69e3cdb8c4bcac8428770729d040471aa702b", kill_on_drop: false }`
[INFO] [stdout] 4336a57c2944eecba6b95e86f0b69e3cdb8c4bcac8428770729d040471aa702b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83ac7de38971d84c338ecdb8ab992e1390e85d1466ecba467c29a1418a8a551e
[INFO] running `Command { std: "docker" "start" "-a" "83ac7de38971d84c338ecdb8ab992e1390e85d1466ecba467c29a1418a8a551e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling trybuild v1.0.42
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling once_self_cell v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.47s
[INFO] running `Command { std: "docker" "inspect" "83ac7de38971d84c338ecdb8ab992e1390e85d1466ecba467c29a1418a8a551e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83ac7de38971d84c338ecdb8ab992e1390e85d1466ecba467c29a1418a8a551e", kill_on_drop: false }`
[INFO] [stdout] 83ac7de38971d84c338ecdb8ab992e1390e85d1466ecba467c29a1418a8a551e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e8fdf54be3534ad47aa4f3d3d2d7f2eebb6d0778bf0bda78ace0e5536e6511a1
[INFO] running `Command { std: "docker" "start" "-a" "e8fdf54be3534ad47aa4f3d3d2d7f2eebb6d0778bf0bda78ace0e5536e6511a1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/once_self_cell-6d8ddba380613b94)
[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 once_self_cell
[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" "e8fdf54be3534ad47aa4f3d3d2d7f2eebb6d0778bf0bda78ace0e5536e6511a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8fdf54be3534ad47aa4f3d3d2d7f2eebb6d0778bf0bda78ace0e5536e6511a1", kill_on_drop: false }`
[INFO] [stdout] e8fdf54be3534ad47aa4f3d3d2d7f2eebb6d0778bf0bda78ace0e5536e6511a1