[INFO] fetching crate simple-lexer 0.1.0...
[INFO] checking simple-lexer-0.1.0 against try#1463461488056994d1b84e8b752e7c11c7fae7aa for pr-154205
[INFO] extracting crate simple-lexer 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate simple-lexer 0.1.0
[INFO] finished tweaking crates.io crate simple-lexer 0.1.0
[INFO] tweaked toml for crates.io crate simple-lexer 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple-lexer 0.1.0 on toolchain 1463461488056994d1b84e8b752e7c11c7fae7aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f7407ff7553c2967a4fe6cde875f52621d1ef5603d11c9cc25041dbf3a7f1d0
[INFO] running `Command { std: "docker" "start" "-a" "3f7407ff7553c2967a4fe6cde875f52621d1ef5603d11c9cc25041dbf3a7f1d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f7407ff7553c2967a4fe6cde875f52621d1ef5603d11c9cc25041dbf3a7f1d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7407ff7553c2967a4fe6cde875f52621d1ef5603d11c9cc25041dbf3a7f1d0", kill_on_drop: false }`
[INFO] [stdout] 3f7407ff7553c2967a4fe6cde875f52621d1ef5603d11c9cc25041dbf3a7f1d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c278bf2eafb4915d599c8bbfe92e641884a1a849201f3b4511a97f9d11312c5
[INFO] running `Command { std: "docker" "start" "-a" "8c278bf2eafb4915d599c8bbfe92e641884a1a849201f3b4511a97f9d11312c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]     Checking segment-map v0.1.1
[INFO] [stderr]     Checking finite-automata v0.1.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking regular-expression-bootstrap v0.1.0
[INFO] [stderr]     Checking simple-lexer-bootstrap v0.1.0
[INFO] [stderr]     Checking simple-parser-bootstrap v0.1.0
[INFO] [stderr]     Checking regular-expression v0.1.0
[INFO] [stderr]     Checking simple-lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lexer.rs:50:10
[INFO] [stdout]    |
[INFO] [stdout] 50 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lexer.rs:85:10
[INFO] [stdout]    |
[INFO] [stdout] 85 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lexer.rs:122:10
[INFO] [stdout]     |
[INFO] [stdout] 122 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.40s
[INFO] running `Command { std: "docker" "inspect" "8c278bf2eafb4915d599c8bbfe92e641884a1a849201f3b4511a97f9d11312c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c278bf2eafb4915d599c8bbfe92e641884a1a849201f3b4511a97f9d11312c5", kill_on_drop: false }`
[INFO] [stdout] 8c278bf2eafb4915d599c8bbfe92e641884a1a849201f3b4511a97f9d11312c5