[INFO] fetching crate gzb_binary_69 0.2.2...
[INFO] testing gzb_binary_69-0.2.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate gzb_binary_69 0.2.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate gzb_binary_69 0.2.2
[INFO] finished tweaking crates.io crate gzb_binary_69 0.2.2
[INFO] tweaked toml for crates.io crate gzb_binary_69 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gzb_binary_69 0.2.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aeebaebfb0c2062160cd4e047ddeddc43b4537403114245a509dc9d22a621f66
[INFO] running `Command { std: "docker" "start" "-a" "aeebaebfb0c2062160cd4e047ddeddc43b4537403114245a509dc9d22a621f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aeebaebfb0c2062160cd4e047ddeddc43b4537403114245a509dc9d22a621f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeebaebfb0c2062160cd4e047ddeddc43b4537403114245a509dc9d22a621f66", kill_on_drop: false }`
[INFO] [stdout] aeebaebfb0c2062160cd4e047ddeddc43b4537403114245a509dc9d22a621f66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b69e5a4b631375acd3e2286d3d4fd78734b0ebb760a3632e9c346107d4854ed9
[INFO] running `Command { std: "docker" "start" "-a" "b69e5a4b631375acd3e2286d3d4fd78734b0ebb760a3632e9c346107d4854ed9", kill_on_drop: false }`
[INFO] [stderr]    Compiling gzb_binary_69 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/reader/unhandled.rs:75:22
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 Some(mut v)=>{
[INFO] [stdout]    |                      ----^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "b69e5a4b631375acd3e2286d3d4fd78734b0ebb760a3632e9c346107d4854ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b69e5a4b631375acd3e2286d3d4fd78734b0ebb760a3632e9c346107d4854ed9", kill_on_drop: false }`
[INFO] [stdout] b69e5a4b631375acd3e2286d3d4fd78734b0ebb760a3632e9c346107d4854ed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a6a1d7f1c2c3e21c7118077a2cb33973413055ad39988bcedc388aeca74cc19
[INFO] running `Command { std: "docker" "start" "-a" "7a6a1d7f1c2c3e21c7118077a2cb33973413055ad39988bcedc388aeca74cc19", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/reader/unhandled.rs:75:22
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 Some(mut v)=>{
[INFO] [stdout]    |                      ----^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gzb_binary_69 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/reader/unhandled.rs:75:22
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 Some(mut v)=>{
[INFO] [stdout]    |                      ----^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "7a6a1d7f1c2c3e21c7118077a2cb33973413055ad39988bcedc388aeca74cc19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a6a1d7f1c2c3e21c7118077a2cb33973413055ad39988bcedc388aeca74cc19", kill_on_drop: false }`
[INFO] [stdout] 7a6a1d7f1c2c3e21c7118077a2cb33973413055ad39988bcedc388aeca74cc19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e49430ec0a72c839734dc8ace55631cbde93a104830b7f5bb17d81bb9ba1107a
[INFO] running `Command { std: "docker" "start" "-a" "e49430ec0a72c839734dc8ace55631cbde93a104830b7f5bb17d81bb9ba1107a", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/reader/unhandled.rs:75:22
[INFO] [stderr]    |
[INFO] [stderr] 75 |                 Some(mut v)=>{
[INFO] [stderr]    |                      ----^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gzb_binary_69` (lib) generated 1 warning (run `cargo fix --lib -p gzb_binary_69` to apply 1 suggestion)
[INFO] [stderr] warning: `gzb_binary_69` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gzb_binary_69-18339f967683a9e3)
[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 gzb_binary_69
[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" "e49430ec0a72c839734dc8ace55631cbde93a104830b7f5bb17d81bb9ba1107a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e49430ec0a72c839734dc8ace55631cbde93a104830b7f5bb17d81bb9ba1107a", kill_on_drop: false }`
[INFO] [stdout] e49430ec0a72c839734dc8ace55631cbde93a104830b7f5bb17d81bb9ba1107a