[INFO] fetching crate shrub-rs 0.3.3...
[INFO] testing shrub-rs-0.3.3 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate shrub-rs 0.3.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate shrub-rs 0.3.3 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 shrub-rs 0.3.3
[INFO] finished tweaking crates.io crate shrub-rs 0.3.3
[INFO] tweaked toml for crates.io crate shrub-rs 0.3.3 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c2da003047aedfaaa5511bf0f1b9089af0ac1b5240c9e8a7d94e05f70f0c86dd
[INFO] running `Command { std: "docker" "start" "-a" "c2da003047aedfaaa5511bf0f1b9089af0ac1b5240c9e8a7d94e05f70f0c86dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2da003047aedfaaa5511bf0f1b9089af0ac1b5240c9e8a7d94e05f70f0c86dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2da003047aedfaaa5511bf0f1b9089af0ac1b5240c9e8a7d94e05f70f0c86dd", kill_on_drop: false }`
[INFO] [stdout] c2da003047aedfaaa5511bf0f1b9089af0ac1b5240c9e8a7d94e05f70f0c86dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 3c68d2d06a7e378bc722983eb00efa551f691b9c4f07e9bde60a09e2b0b1b41e
[INFO] running `Command { std: "docker" "start" "-a" "3c68d2d06a7e378bc722983eb00efa551f691b9c4f07e9bde60a09e2b0b1b41e", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling yaml-merge-keys v0.4.1
[INFO] [stderr]    Compiling shrub-rs v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.60s
[INFO] running `Command { std: "docker" "inspect" "3c68d2d06a7e378bc722983eb00efa551f691b9c4f07e9bde60a09e2b0b1b41e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c68d2d06a7e378bc722983eb00efa551f691b9c4f07e9bde60a09e2b0b1b41e", kill_on_drop: false }`
[INFO] [stdout] 3c68d2d06a7e378bc722983eb00efa551f691b9c4f07e9bde60a09e2b0b1b41e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] bbf3f33276bc2fd0494f6c264695b6a77744efaf8ae9f60b2f23345b7bd76f66
[INFO] running `Command { std: "docker" "start" "-a" "bbf3f33276bc2fd0494f6c264695b6a77744efaf8ae9f60b2f23345b7bd76f66", kill_on_drop: false }`
[INFO] [stderr]    Compiling shrub-rs v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "bbf3f33276bc2fd0494f6c264695b6a77744efaf8ae9f60b2f23345b7bd76f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbf3f33276bc2fd0494f6c264695b6a77744efaf8ae9f60b2f23345b7bd76f66", kill_on_drop: false }`
[INFO] [stdout] bbf3f33276bc2fd0494f6c264695b6a77744efaf8ae9f60b2f23345b7bd76f66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 19f0c63c7c9153a420cf051f7329dc699405dbc804d81d8f51d567539a712cd9
[INFO] running `Command { std: "docker" "start" "-a" "19f0c63c7c9153a420cf051f7329dc699405dbc804d81d8f51d567539a712cd9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shrub_rs-ca0f468a6eec7270)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests shrub-rs
[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" "19f0c63c7c9153a420cf051f7329dc699405dbc804d81d8f51d567539a712cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f0c63c7c9153a420cf051f7329dc699405dbc804d81d8f51d567539a712cd9", kill_on_drop: false }`
[INFO] [stdout] 19f0c63c7c9153a420cf051f7329dc699405dbc804d81d8f51d567539a712cd9