[INFO] fetching crate flycatcherc 0.1.1...
[INFO] checking flycatcherc-0.1.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate flycatcherc 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate flycatcherc 0.1.1 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3063d22101cf5bcac5de1e3ca3aabcda78d3a8f5ea1415f9c78111bb297c1b84
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3063d22101cf5bcac5de1e3ca3aabcda78d3a8f5ea1415f9c78111bb297c1b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3063d22101cf5bcac5de1e3ca3aabcda78d3a8f5ea1415f9c78111bb297c1b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3063d22101cf5bcac5de1e3ca3aabcda78d3a8f5ea1415f9c78111bb297c1b84", kill_on_drop: false }`
[INFO] [stdout] 3063d22101cf5bcac5de1e3ca3aabcda78d3a8f5ea1415f9c78111bb297c1b84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c441e297bce0a35ff4433cca5ebcba7dbc1c0feae2e69ab48a3cc85ee8887925
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c441e297bce0a35ff4433cca5ebcba7dbc1c0feae2e69ab48a3cc85ee8887925", kill_on_drop: false }`
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking flycatcher-diagnostic v0.1.1
[INFO] [stderr]     Checking logos v0.12.0
[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 9.77s
[INFO] running `Command { std: "docker" "inspect" "c441e297bce0a35ff4433cca5ebcba7dbc1c0feae2e69ab48a3cc85ee8887925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c441e297bce0a35ff4433cca5ebcba7dbc1c0feae2e69ab48a3cc85ee8887925", kill_on_drop: false }`
[INFO] [stdout] c441e297bce0a35ff4433cca5ebcba7dbc1c0feae2e69ab48a3cc85ee8887925