[INFO] fetching crate msgpacker 0.1.7...
[INFO] testing msgpacker-0.1.7 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate msgpacker 0.1.7 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate msgpacker 0.1.7 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 msgpacker 0.1.7
[INFO] finished tweaking crates.io crate msgpacker 0.1.7
[INFO] tweaked toml for crates.io crate msgpacker 0.1.7 written to /workspace/builds/worker-74/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-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] d575745f12fb4410b60eac2156c82fe4d63efcc058cbd4a09df62daaf1be8080
[INFO] running `Command { std: "docker" "start" "-a" "d575745f12fb4410b60eac2156c82fe4d63efcc058cbd4a09df62daaf1be8080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d575745f12fb4410b60eac2156c82fe4d63efcc058cbd4a09df62daaf1be8080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d575745f12fb4410b60eac2156c82fe4d63efcc058cbd4a09df62daaf1be8080", kill_on_drop: false }`
[INFO] [stdout] d575745f12fb4410b60eac2156c82fe4d63efcc058cbd4a09df62daaf1be8080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 2622cb518e485c6a8a1c39b132c72a408883e23ceaf955d7df3068c0cd7f160f
[INFO] running `Command { std: "docker" "start" "-a" "2622cb518e485c6a8a1c39b132c72a408883e23ceaf955d7df3068c0cd7f160f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling msgpacker v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "2622cb518e485c6a8a1c39b132c72a408883e23ceaf955d7df3068c0cd7f160f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2622cb518e485c6a8a1c39b132c72a408883e23ceaf955d7df3068c0cd7f160f", kill_on_drop: false }`
[INFO] [stdout] 2622cb518e485c6a8a1c39b132c72a408883e23ceaf955d7df3068c0cd7f160f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 24d58812f7d8607b928a3710b8a242bb137688189767677a354ebbf986888e8e
[INFO] running `Command { std: "docker" "start" "-a" "24d58812f7d8607b928a3710b8a242bb137688189767677a354ebbf986888e8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling msgpacker v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "24d58812f7d8607b928a3710b8a242bb137688189767677a354ebbf986888e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d58812f7d8607b928a3710b8a242bb137688189767677a354ebbf986888e8e", kill_on_drop: false }`
[INFO] [stdout] 24d58812f7d8607b928a3710b8a242bb137688189767677a354ebbf986888e8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] a4425dc3809a5e0c307d56961903423efe12fe04f39c18bb7be55befbb750e5f
[INFO] running `Command { std: "docker" "start" "-a" "a4425dc3809a5e0c307d56961903423efe12fe04f39c18bb7be55befbb750e5f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/msgpacker-ae27d5533e7ff846)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/pack_unpack.rs (/opt/rustwide/target/debug/deps/pack_unpack-8e6792670d4b3453)
[INFO] [stdout] test format::encode_decode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test pack_unpack ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests msgpacker
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 63) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.87s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4425dc3809a5e0c307d56961903423efe12fe04f39c18bb7be55befbb750e5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4425dc3809a5e0c307d56961903423efe12fe04f39c18bb7be55befbb750e5f", kill_on_drop: false }`
[INFO] [stdout] a4425dc3809a5e0c307d56961903423efe12fe04f39c18bb7be55befbb750e5f