[INFO] cloning repository https://github.com/stevenklc/RUST-Learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stevenklc/RUST-Learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenklc%2FRUST-Learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenklc%2FRUST-Learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 183565f141b8c7c95480ee4057ada54d611156d5
[INFO] testing stevenklc/RUST-Learn against try#028592fec99e54cc92def5a2a849c673b066dd93 for pr-146098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenklc%2FRUST-Learn" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stevenklc/RUST-Learn
[INFO] finished tweaking git repo https://github.com/stevenklc/RUST-Learn
[INFO] tweaked toml for git repo https://github.com/stevenklc/RUST-Learn written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stevenklc/RUST-Learn on toolchain 028592fec99e54cc92def5a2a849c673b066dd93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stevenklc/RUST-Learn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing stevenklc/RUST-Learn against try#028592fec99e54cc92def5a2a849c673b066dd93 for pr-146098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenklc%2FRUST-Learn" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stevenklc/RUST-Learn
[INFO] finished tweaking git repo https://github.com/stevenklc/RUST-Learn
[INFO] tweaked toml for git repo https://github.com/stevenklc/RUST-Learn written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stevenklc/RUST-Learn on toolchain 028592fec99e54cc92def5a2a849c673b066dd93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stevenklc/RUST-Learn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24e442b036ecc257cc1a6592e082ecc4a5909abfba6ef817ff12c37b151c1bc9
[INFO] running `Command { std: "docker" "start" "-a" "24e442b036ecc257cc1a6592e082ecc4a5909abfba6ef817ff12c37b151c1bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24e442b036ecc257cc1a6592e082ecc4a5909abfba6ef817ff12c37b151c1bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24e442b036ecc257cc1a6592e082ecc4a5909abfba6ef817ff12c37b151c1bc9", kill_on_drop: false }`
[INFO] [stdout] 24e442b036ecc257cc1a6592e082ecc4a5909abfba6ef817ff12c37b151c1bc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 313a77ac6a2e2487f92cbe2da9d07c4dbf2bbf77721de656dc01051c960f88fd
[INFO] running `Command { std: "docker" "start" "-a" "313a77ac6a2e2487f92cbe2da9d07c4dbf2bbf77721de656dc01051c960f88fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling Hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "313a77ac6a2e2487f92cbe2da9d07c4dbf2bbf77721de656dc01051c960f88fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "313a77ac6a2e2487f92cbe2da9d07c4dbf2bbf77721de656dc01051c960f88fd", kill_on_drop: false }`
[INFO] [stdout] 313a77ac6a2e2487f92cbe2da9d07c4dbf2bbf77721de656dc01051c960f88fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31138d546186ff8b8a5d8c593e80b4a6946e560d42d55c6b7c56d416f81d5695
[INFO] running `Command { std: "docker" "start" "-a" "31138d546186ff8b8a5d8c593e80b4a6946e560d42d55c6b7c56d416f81d5695", kill_on_drop: false }`
[INFO] [stderr]    Compiling Hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "31138d546186ff8b8a5d8c593e80b4a6946e560d42d55c6b7c56d416f81d5695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31138d546186ff8b8a5d8c593e80b4a6946e560d42d55c6b7c56d416f81d5695", kill_on_drop: false }`
[INFO] [stdout] 31138d546186ff8b8a5d8c593e80b4a6946e560d42d55c6b7c56d416f81d5695
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ab3903950bb9a15774bb75a0e5ed9bcab532d6a036025fe0d9f4f66902a1bc43
[INFO] running `Command { std: "docker" "start" "-a" "ab3903950bb9a15774bb75a0e5ed9bcab532d6a036025fe0d9f4f66902a1bc43", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/Hello-2174a6a7fa670ffd)
[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" "ab3903950bb9a15774bb75a0e5ed9bcab532d6a036025fe0d9f4f66902a1bc43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab3903950bb9a15774bb75a0e5ed9bcab532d6a036025fe0d9f4f66902a1bc43", kill_on_drop: false }`
[INFO] [stdout] ab3903950bb9a15774bb75a0e5ed9bcab532d6a036025fe0d9f4f66902a1bc43