[INFO] cloning repository https://github.com/matthin/dumb_language
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matthin/dumb_language" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthin%2Fdumb_language", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthin%2Fdumb_language'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd4a10570c07a812bfe7e85999fbc50d87326cce
[INFO] testing matthin/dumb_language against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthin%2Fdumb_language" "/workspace/builds/worker-94/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-94/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matthin/dumb_language 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 git repo https://github.com/matthin/dumb_language
[INFO] finished tweaking git repo https://github.com/matthin/dumb_language
[INFO] tweaked toml for git repo https://github.com/matthin/dumb_language written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate git repo https://github.com/matthin/dumb_language already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] c0a2093c540744021cd9b0ef010aff42654a64cf1620450cac790e7a09f72171
[INFO] running `Command { std: "docker" "start" "-a" "c0a2093c540744021cd9b0ef010aff42654a64cf1620450cac790e7a09f72171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0a2093c540744021cd9b0ef010aff42654a64cf1620450cac790e7a09f72171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0a2093c540744021cd9b0ef010aff42654a64cf1620450cac790e7a09f72171", kill_on_drop: false }`
[INFO] [stdout] c0a2093c540744021cd9b0ef010aff42654a64cf1620450cac790e7a09f72171
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] a1c6d317eb5d79475a6f8a40559e664e4ede883a0fe51c893e3bd6b98a7175ee
[INFO] running `Command { std: "docker" "start" "-a" "a1c6d317eb5d79475a6f8a40559e664e4ede883a0fe51c893e3bd6b98a7175ee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dumb_language v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `Command { std: "docker" "inspect" "a1c6d317eb5d79475a6f8a40559e664e4ede883a0fe51c893e3bd6b98a7175ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1c6d317eb5d79475a6f8a40559e664e4ede883a0fe51c893e3bd6b98a7175ee", kill_on_drop: false }`
[INFO] [stdout] a1c6d317eb5d79475a6f8a40559e664e4ede883a0fe51c893e3bd6b98a7175ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] a9c3d0e8c9d81c0102c55a1ad49ae76304cfaaf6a5e037c9c8348b06731325f7
[INFO] running `Command { std: "docker" "start" "-a" "a9c3d0e8c9d81c0102c55a1ad49ae76304cfaaf6a5e037c9c8348b06731325f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling dumb_language v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "a9c3d0e8c9d81c0102c55a1ad49ae76304cfaaf6a5e037c9c8348b06731325f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c3d0e8c9d81c0102c55a1ad49ae76304cfaaf6a5e037c9c8348b06731325f7", kill_on_drop: false }`
[INFO] [stdout] a9c3d0e8c9d81c0102c55a1ad49ae76304cfaaf6a5e037c9c8348b06731325f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 144d6d3ec118f4fe635791c24902dbce5b0b8b847b3797d638dc2d8be4f1506f
[INFO] running `Command { std: "docker" "start" "-a" "144d6d3ec118f4fe635791c24902dbce5b0b8b847b3797d638dc2d8be4f1506f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dumb_language-e047005ebd500292)
[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" "144d6d3ec118f4fe635791c24902dbce5b0b8b847b3797d638dc2d8be4f1506f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "144d6d3ec118f4fe635791c24902dbce5b0b8b847b3797d638dc2d8be4f1506f", kill_on_drop: false }`
[INFO] [stdout] 144d6d3ec118f4fe635791c24902dbce5b0b8b847b3797d638dc2d8be4f1506f