[INFO] cloning repository https://github.com/tomblazejewski/Mock-Parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomblazejewski/Mock-Parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomblazejewski%2FMock-Parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomblazejewski%2FMock-Parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e79501872955bf27403902f8d2063287519ba614
[INFO] checking tomblazejewski/Mock-Parser against try#cd420d8bda33494ba3cc45048d5f067484a32b94 for pr-140209-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomblazejewski%2FMock-Parser" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomblazejewski/Mock-Parser on toolchain cd420d8bda33494ba3cc45048d5f067484a32b94
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tomblazejewski/Mock-Parser
[INFO] finished tweaking git repo https://github.com/tomblazejewski/Mock-Parser
[INFO] tweaked toml for git repo https://github.com/tomblazejewski/Mock-Parser written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tomblazejewski/Mock-Parser 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" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "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] checking tomblazejewski/Mock-Parser against try#cd420d8bda33494ba3cc45048d5f067484a32b94 for pr-140209-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomblazejewski%2FMock-Parser" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomblazejewski/Mock-Parser on toolchain cd420d8bda33494ba3cc45048d5f067484a32b94
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tomblazejewski/Mock-Parser
[INFO] finished tweaking git repo https://github.com/tomblazejewski/Mock-Parser
[INFO] tweaked toml for git repo https://github.com/tomblazejewski/Mock-Parser written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tomblazejewski/Mock-Parser 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" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1666184cbb6e57f4dffa7292938b44ad01cb0e0c8b013cc8c8d7412b8184d924
[INFO] running `Command { std: "docker" "start" "-a" "1666184cbb6e57f4dffa7292938b44ad01cb0e0c8b013cc8c8d7412b8184d924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1666184cbb6e57f4dffa7292938b44ad01cb0e0c8b013cc8c8d7412b8184d924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1666184cbb6e57f4dffa7292938b44ad01cb0e0c8b013cc8c8d7412b8184d924", kill_on_drop: false }`
[INFO] [stdout] 1666184cbb6e57f4dffa7292938b44ad01cb0e0c8b013cc8c8d7412b8184d924
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d1f3619d99a6706b3cd9890ac0b06e14288562b672757cbbb248c43442f3189
[INFO] running `Command { std: "docker" "start" "-a" "5d1f3619d99a6706b3cd9890ac0b06e14288562b672757cbbb248c43442f3189", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.1.7
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]     Checking chumsky v0.9.3
[INFO] [stderr]     Checking foo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Var`, `Call`, `Let`, and `Fn` are never constructed
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum Expr {
[INFO] [stdout]    |      ---- variants in this enum
[INFO] [stdout] 21 |     Num(f64),
[INFO] [stdout] 22 |     Var(String),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     Call(String, Vec<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 31 |     Let {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     Fn {
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Var`, `Call`, `Let`, and `Fn` are never constructed
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum Expr {
[INFO] [stdout]    |      ---- variants in this enum
[INFO] [stdout] 21 |     Num(f64),
[INFO] [stdout] 22 |     Var(String),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     Call(String, Vec<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 31 |     Let {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     Fn {
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "5d1f3619d99a6706b3cd9890ac0b06e14288562b672757cbbb248c43442f3189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d1f3619d99a6706b3cd9890ac0b06e14288562b672757cbbb248c43442f3189", kill_on_drop: false }`
[INFO] [stdout] 5d1f3619d99a6706b3cd9890ac0b06e14288562b672757cbbb248c43442f3189