[INFO] fetching crate bash-builtins 0.3.1...
[INFO] checking bash-builtins-0.3.1 against master#c3def263a44e07e09ae6d57abfc8650227fb4972 for pr-118833
[INFO] extracting crate bash-builtins 0.3.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bash-builtins 0.3.1 on toolchain c3def263a44e07e09ae6d57abfc8650227fb4972
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bash-builtins 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate bash-builtins 0.3.1
[INFO] tweaked toml for crates.io crate bash-builtins 0.3.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate bash-builtins 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.43
[INFO] [stderr]   Downloaded serde_derive v1.0.127
[INFO] [stderr]   Downloaded serde v1.0.127
[INFO] [stderr]   Downloaded libc v0.2.101
[INFO] [stderr]   Downloaded serde_json v1.0.66
[INFO] [stderr]   Downloaded syn v1.0.74
[INFO] [stderr]   Downloaded proc-macro2 v1.0.28
[INFO] [stderr]   Downloaded bash_builtins_macro v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a064bb03e94f774a374c4f1befa84a2f6cdcf62cb03ebeea385f1577ecbc869a
[INFO] running `Command { std: "docker" "start" "-a" "a064bb03e94f774a374c4f1befa84a2f6cdcf62cb03ebeea385f1577ecbc869a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a064bb03e94f774a374c4f1befa84a2f6cdcf62cb03ebeea385f1577ecbc869a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a064bb03e94f774a374c4f1befa84a2f6cdcf62cb03ebeea385f1577ecbc869a", kill_on_drop: false }`
[INFO] [stdout] a064bb03e94f774a374c4f1befa84a2f6cdcf62cb03ebeea385f1577ecbc869a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73434ffdae302fe498b918da3913ff79be41e6fa0921d4526ac901a965da6763
[INFO] running `Command { std: "docker" "start" "-a" "73434ffdae302fe498b918da3913ff79be41e6fa0921d4526ac901a965da6763", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling trybuild v1.0.43
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling bash_builtins_macro v0.1.1
[INFO] [stderr]     Checking bash-builtins v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/variables/dynvars.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let mut shell_var = ffi::bind_variable(name.as_ptr(), std::ptr::null(), 0);
[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]     Checking toml v0.5.8
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/variables/dynvars.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let mut shell_var = ffi::bind_variable(name.as_ptr(), std::ptr::null(), 0);
[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 8.00s
[INFO] running `Command { std: "docker" "inspect" "73434ffdae302fe498b918da3913ff79be41e6fa0921d4526ac901a965da6763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73434ffdae302fe498b918da3913ff79be41e6fa0921d4526ac901a965da6763", kill_on_drop: false }`
[INFO] [stdout] 73434ffdae302fe498b918da3913ff79be41e6fa0921d4526ac901a965da6763