[INFO] fetching crate flycatcherc 0.1.1...
[INFO] checking flycatcherc-0.1.1 against try#4e3d7541a523df82cea75064e44e60ae9a008bcb for pr-97427
[INFO] extracting crate flycatcherc 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate flycatcherc 0.1.1 on toolchain 4e3d7541a523df82cea75064e44e60ae9a008bcb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4e3d7541a523df82cea75064e44e60ae9a008bcb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flycatcherc 0.1.1
[INFO] finished tweaking crates.io crate flycatcherc 0.1.1
[INFO] tweaked toml for crates.io crate flycatcherc 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4e3d7541a523df82cea75064e44e60ae9a008bcb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4e3d7541a523df82cea75064e44e60ae9a008bcb" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+4e3d7541a523df82cea75064e44e60ae9a008bcb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a71d2396cafa84053896b96b8c828aadd95fb11f22dd1d9b7d86bf158e85d138
[INFO] running `Command { std: "docker" "start" "-a" "a71d2396cafa84053896b96b8c828aadd95fb11f22dd1d9b7d86bf158e85d138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a71d2396cafa84053896b96b8c828aadd95fb11f22dd1d9b7d86bf158e85d138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a71d2396cafa84053896b96b8c828aadd95fb11f22dd1d9b7d86bf158e85d138", kill_on_drop: false }`
[INFO] [stdout] a71d2396cafa84053896b96b8c828aadd95fb11f22dd1d9b7d86bf158e85d138
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+4e3d7541a523df82cea75064e44e60ae9a008bcb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c876e5bdb47681d67a917cd41c3f4df42afe69d0ccf882107fd4d47e853af66b
[INFO] running `Command { std: "docker" "start" "-a" "c876e5bdb47681d67a917cd41c3f4df42afe69d0ccf882107fd4d47e853af66b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking flycatcher-diagnostic v0.1.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]     Checking logos v0.12.1
[INFO] [stderr]     Checking flycatcher-lexer v0.1.1
[INFO] [stderr]     Checking flycatcher-parser v0.1.1
[INFO] [stderr]     Checking flycatcherc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DiagnosticEmitter`
[INFO] [stdout]   --> src/lib.rs:14:49
[INFO] [stdout]    |
[INFO] [stdout] 14 | use flycatcher_diagnostic::{codespan_reporting, DiagnosticEmitter};
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DiagnosticEmitter`
[INFO] [stdout]   --> src/lib.rs:14:49
[INFO] [stdout]    |
[INFO] [stdout] 14 | use flycatcher_diagnostic::{codespan_reporting, DiagnosticEmitter};
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/hir/mod.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 |             Hir::Add(l, r) => l.item.get_type(symbols),
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/hir/mod.rs:70:30
[INFO] [stdout]    |
[INFO] [stdout] 70 |             Hir::Subtract(l, r) => l.item.get_type(symbols),
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/hir/mod.rs:71:30
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Hir::Multiply(l, r) => l.item.get_type(symbols),
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/hir/mod.rs:72:28
[INFO] [stdout]    |
[INFO] [stdout] 72 |             Hir::Divide(l, r) => l.item.get_type(symbols),
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/hir/mod.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 |             Hir::Add(l, r) => l.item.get_type(symbols),
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/hir/mod.rs:70:30
[INFO] [stdout]    |
[INFO] [stdout] 70 |             Hir::Subtract(l, r) => l.item.get_type(symbols),
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/hir/mod.rs:71:30
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Hir::Multiply(l, r) => l.item.get_type(symbols),
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/hir/mod.rs:72:28
[INFO] [stdout]    |
[INFO] [stdout] 72 |             Hir::Divide(l, r) => l.item.get_type(symbols),
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.55s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "c876e5bdb47681d67a917cd41c3f4df42afe69d0ccf882107fd4d47e853af66b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c876e5bdb47681d67a917cd41c3f4df42afe69d0ccf882107fd4d47e853af66b", kill_on_drop: false }`
[INFO] [stdout] c876e5bdb47681d67a917cd41c3f4df42afe69d0ccf882107fd4d47e853af66b