[INFO] fetching crate ftl-protocol 0.0.6...
[INFO] testing ftl-protocol-0.0.6 against master#61469b682c2b0bf9cebc4622f1859e2bb3b7ebca for pr-91743
[INFO] extracting crate ftl-protocol 0.0.6 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate ftl-protocol 0.0.6 on toolchain 61469b682c2b0bf9cebc4622f1859e2bb3b7ebca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ftl-protocol 0.0.6
[INFO] finished tweaking crates.io crate ftl-protocol 0.0.6
[INFO] tweaked toml for crates.io crate ftl-protocol 0.0.6 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "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" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "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-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abe467002765f2d2265a019c5203e4d74dcb2873a7b253639166efd7b2235448
[INFO] running `Command { std: "docker" "start" "-a" "abe467002765f2d2265a019c5203e4d74dcb2873a7b253639166efd7b2235448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abe467002765f2d2265a019c5203e4d74dcb2873a7b253639166efd7b2235448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abe467002765f2d2265a019c5203e4d74dcb2873a7b253639166efd7b2235448", kill_on_drop: false }`
[INFO] [stdout] abe467002765f2d2265a019c5203e4d74dcb2873a7b253639166efd7b2235448
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b1a954b545aa3bcebcedd50e8a933ad3afe592a108649364269f9af9e416fab
[INFO] running `Command { std: "docker" "start" "-a" "3b1a954b545aa3bcebcedd50e8a933ad3afe592a108649364269f9af9e416fab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling event-listener v2.5.2
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling async-task v4.2.0
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.5.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.8
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling blocking v1.2.0
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ctor v0.1.22
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling async-global-executor v2.0.4
[INFO] [stderr]    Compiling async-std v1.11.0
[INFO] [stderr]    Compiling ftl-protocol v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.95s
[INFO] running `Command { std: "docker" "inspect" "3b1a954b545aa3bcebcedd50e8a933ad3afe592a108649364269f9af9e416fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b1a954b545aa3bcebcedd50e8a933ad3afe592a108649364269f9af9e416fab", kill_on_drop: false }`
[INFO] [stdout] 3b1a954b545aa3bcebcedd50e8a933ad3afe592a108649364269f9af9e416fab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ecce5ff0690d8ca12cc45c6db003655a2b2fa9194fe2ea653b3eebbe8c9cb23
[INFO] running `Command { std: "docker" "start" "-a" "5ecce5ff0690d8ca12cc45c6db003655a2b2fa9194fe2ea653b3eebbe8c9cb23", kill_on_drop: false }`
[INFO] [stderr]    Compiling ftl-protocol v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.63s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/ftl_protocol-7bfef5886f0e78dd)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "5ecce5ff0690d8ca12cc45c6db003655a2b2fa9194fe2ea653b3eebbe8c9cb23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ecce5ff0690d8ca12cc45c6db003655a2b2fa9194fe2ea653b3eebbe8c9cb23", kill_on_drop: false }`
[INFO] [stdout] 5ecce5ff0690d8ca12cc45c6db003655a2b2fa9194fe2ea653b3eebbe8c9cb23