[INFO] fetching crate embedded-can 0.3.0...
[INFO] testing embedded-can-0.3.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate embedded-can 0.3.0 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate embedded-can 0.3.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate embedded-can 0.3.0
[INFO] finished tweaking crates.io crate embedded-can 0.3.0
[INFO] tweaked toml for crates.io crate embedded-can 0.3.0 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bafe573e8dae90e5983ccf610c7bdfe229459aaff7d92ae0a0b9acef7711e356
[INFO] running `Command { std: "docker" "start" "-a" "bafe573e8dae90e5983ccf610c7bdfe229459aaff7d92ae0a0b9acef7711e356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bafe573e8dae90e5983ccf610c7bdfe229459aaff7d92ae0a0b9acef7711e356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bafe573e8dae90e5983ccf610c7bdfe229459aaff7d92ae0a0b9acef7711e356", kill_on_drop: false }`
[INFO] [stdout] bafe573e8dae90e5983ccf610c7bdfe229459aaff7d92ae0a0b9acef7711e356
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d580c44c11ebac9489dd67c8184ebf853491f10a77d36ea3d6dfa3a0b1370e1
[INFO] running `Command { std: "docker" "start" "-a" "4d580c44c11ebac9489dd67c8184ebf853491f10a77d36ea3d6dfa3a0b1370e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-can v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "4d580c44c11ebac9489dd67c8184ebf853491f10a77d36ea3d6dfa3a0b1370e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d580c44c11ebac9489dd67c8184ebf853491f10a77d36ea3d6dfa3a0b1370e1", kill_on_drop: false }`
[INFO] [stdout] 4d580c44c11ebac9489dd67c8184ebf853491f10a77d36ea3d6dfa3a0b1370e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89f5307fb0c34a4935a89af4c993900ca5461a7988390bb3d00c20b014af3bc7
[INFO] running `Command { std: "docker" "start" "-a" "89f5307fb0c34a4935a89af4c993900ca5461a7988390bb3d00c20b014af3bc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-can v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "89f5307fb0c34a4935a89af4c993900ca5461a7988390bb3d00c20b014af3bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f5307fb0c34a4935a89af4c993900ca5461a7988390bb3d00c20b014af3bc7", kill_on_drop: false }`
[INFO] [stdout] 89f5307fb0c34a4935a89af4c993900ca5461a7988390bb3d00c20b014af3bc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a47bce6ff36961f3017247ae7a6f69fab9a7bb3f4c194a5277158b5ee8798ff7
[INFO] running `Command { std: "docker" "start" "-a" "a47bce6ff36961f3017247ae7a6f69fab9a7bb3f4c194a5277158b5ee8798ff7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/embedded_can-93eda62ff28524ac)
[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 embedded-can
[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" "a47bce6ff36961f3017247ae7a6f69fab9a7bb3f4c194a5277158b5ee8798ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a47bce6ff36961f3017247ae7a6f69fab9a7bb3f4c194a5277158b5ee8798ff7", kill_on_drop: false }`
[INFO] [stdout] a47bce6ff36961f3017247ae7a6f69fab9a7bb3f4c194a5277158b5ee8798ff7