[INFO] fetching crate texc-utils 0.1.6...
[INFO] testing texc-utils-0.1.6 against try#5a3d3b91048a0adf280e7a4e589c1dda6443f172 for pr-115235
[INFO] extracting crate texc-utils 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate texc-utils 0.1.6 on toolchain 5a3d3b91048a0adf280e7a4e589c1dda6443f172
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate texc-utils 0.1.6
[INFO] finished tweaking crates.io crate texc-utils 0.1.6
[INFO] tweaked toml for crates.io crate texc-utils 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f26abc7066d9510d439d4696b90996823fdd9d0bdecc9f2cb0b5a37b74e94fda
[INFO] running `Command { std: "docker" "start" "-a" "f26abc7066d9510d439d4696b90996823fdd9d0bdecc9f2cb0b5a37b74e94fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f26abc7066d9510d439d4696b90996823fdd9d0bdecc9f2cb0b5a37b74e94fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f26abc7066d9510d439d4696b90996823fdd9d0bdecc9f2cb0b5a37b74e94fda", kill_on_drop: false }`
[INFO] [stdout] f26abc7066d9510d439d4696b90996823fdd9d0bdecc9f2cb0b5a37b74e94fda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1cf933e250b3c2ab736323295766a442f27b20c4b78817adf6eb7539cd3e8b9
[INFO] running `Command { std: "docker" "start" "-a" "e1cf933e250b3c2ab736323295766a442f27b20c4b78817adf6eb7539cd3e8b9", kill_on_drop: false }`
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut temp = valid_templates();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.75s
[INFO] running `Command { std: "docker" "inspect" "e1cf933e250b3c2ab736323295766a442f27b20c4b78817adf6eb7539cd3e8b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1cf933e250b3c2ab736323295766a442f27b20c4b78817adf6eb7539cd3e8b9", kill_on_drop: false }`
[INFO] [stdout] e1cf933e250b3c2ab736323295766a442f27b20c4b78817adf6eb7539cd3e8b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8bb9c49755e6f8e5de9e313f6e297d66369ea6a4cbb07a69f4e4669f28323b1
[INFO] running `Command { std: "docker" "start" "-a" "a8bb9c49755e6f8e5de9e313f6e297d66369ea6a4cbb07a69f4e4669f28323b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling texc-utils v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut temp = valid_templates();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut temp = valid_templates();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "a8bb9c49755e6f8e5de9e313f6e297d66369ea6a4cbb07a69f4e4669f28323b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8bb9c49755e6f8e5de9e313f6e297d66369ea6a4cbb07a69f4e4669f28323b1", kill_on_drop: false }`
[INFO] [stdout] a8bb9c49755e6f8e5de9e313f6e297d66369ea6a4cbb07a69f4e4669f28323b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 960006daa3c8b45ebb08878800c451961efaf4467be79506439df29a03b3d580
[INFO] running `Command { std: "docker" "start" "-a" "960006daa3c8b45ebb08878800c451961efaf4467be79506439df29a03b3d580", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut temp = valid_templates();
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `texc-utils` (lib) generated 1 warning (run `cargo fix --lib -p texc-utils` to apply 1 suggestion)
[INFO] [stderr] warning: `texc-utils` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/texc_utils-acbace7bfd87f7fa)
[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] [stderr]    Doc-tests texc-utils
[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" "960006daa3c8b45ebb08878800c451961efaf4467be79506439df29a03b3d580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960006daa3c8b45ebb08878800c451961efaf4467be79506439df29a03b3d580", kill_on_drop: false }`
[INFO] [stdout] 960006daa3c8b45ebb08878800c451961efaf4467be79506439df29a03b3d580