[INFO] fetching crate pit-c 0.4.0...
[INFO] checking pit-c-0.4.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate pit-c 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate pit-c 0.4.0
[INFO] finished tweaking crates.io crate pit-c 0.4.0
[INFO] tweaked toml for crates.io crate pit-c 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pit-c 0.4.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pit-c 0.4.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pit-core v0.4.2
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa2ae89b8b9b5504c4743f5f6f0608c2e4a528a51287ba96df69986918ad1a6c
[INFO] running `Command { std: "docker" "start" "-a" "fa2ae89b8b9b5504c4743f5f6f0608c2e4a528a51287ba96df69986918ad1a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa2ae89b8b9b5504c4743f5f6f0608c2e4a528a51287ba96df69986918ad1a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa2ae89b8b9b5504c4743f5f6f0608c2e4a528a51287ba96df69986918ad1a6c", kill_on_drop: false }`
[INFO] [stdout] fa2ae89b8b9b5504c4743f5f6f0608c2e4a528a51287ba96df69986918ad1a6c
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7f48d9da47a795a3329c2a6401dcc2de6a9df8e659558bab159f112ade4b922
[INFO] running `Command { std: "docker" "start" "-a" "e7f48d9da47a795a3329c2a6401dcc2de6a9df8e659558bab159f112ade4b922", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]     Checking derive_more v2.0.1
[INFO] [stderr]     Checking pit-core v0.4.2
[INFO] [stderr]     Checking pit-c v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `nullable`
[INFO] [stdout]   --> src/lib.rs:89:48
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]    |                                                ^^^^^^^^ help: try ignoring the field: `nullable: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `take`
[INFO] [stdout]   --> src/lib.rs:89:58
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]    |                                                          ^^^^ help: try ignoring the field: `take: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ann`
[INFO] [stdout]   --> src/lib.rs:89:64
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]    |                                                                ^^^ help: try ignoring the field: `ann: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nullable`
[INFO] [stdout]    --> src/lib.rs:105:48
[INFO] [stdout]     |
[INFO] [stdout] 105 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                ^^^^^^^^ help: try ignoring the field: `nullable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `take`
[INFO] [stdout]    --> src/lib.rs:105:58
[INFO] [stdout]     |
[INFO] [stdout] 105 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                          ^^^^ help: try ignoring the field: `take: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ann`
[INFO] [stdout]    --> src/lib.rs:105:64
[INFO] [stdout]     |
[INFO] [stdout] 105 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                                ^^^ help: try ignoring the field: `ann: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nullable`
[INFO] [stdout]    --> src/lib.rs:124:48
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                ^^^^^^^^ help: try ignoring the field: `nullable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ann`
[INFO] [stdout]    --> src/lib.rs:124:64
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                                ^^^ help: try ignoring the field: `ann: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nullable`
[INFO] [stdout]    --> src/lib.rs:139:48
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                ^^^^^^^^ help: try ignoring the field: `nullable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `take`
[INFO] [stdout]    --> src/lib.rs:139:58
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                          ^^^^ help: try ignoring the field: `take: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ann`
[INFO] [stdout]    --> src/lib.rs:139:64
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                                ^^^ help: try ignoring the field: `ann: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nullable`
[INFO] [stdout]   --> src/lib.rs:89:48
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]    |                                                ^^^^^^^^ help: try ignoring the field: `nullable: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nullable`
[INFO] [stdout]    --> src/lib.rs:198:13
[INFO] [stdout]     |
[INFO] [stdout] 198 |             nullable,
[INFO] [stdout]     |             ^^^^^^^^ help: try ignoring the field: `nullable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `take`
[INFO] [stdout]    --> src/lib.rs:199:13
[INFO] [stdout]     |
[INFO] [stdout] 199 |             take,
[INFO] [stdout]     |             ^^^^ help: try ignoring the field: `take: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ann`
[INFO] [stdout]    --> src/lib.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |             ann,
[INFO] [stdout]     |             ^^^ help: try ignoring the field: `ann: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `take`
[INFO] [stdout]   --> src/lib.rs:89:58
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]    |                                                          ^^^^ help: try ignoring the field: `take: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ann`
[INFO] [stdout]   --> src/lib.rs:89:64
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]    |                                                                ^^^ help: try ignoring the field: `ann: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nullable`
[INFO] [stdout]    --> src/lib.rs:105:48
[INFO] [stdout]     |
[INFO] [stdout] 105 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                ^^^^^^^^ help: try ignoring the field: `nullable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `take`
[INFO] [stdout]    --> src/lib.rs:105:58
[INFO] [stdout]     |
[INFO] [stdout] 105 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                          ^^^^ help: try ignoring the field: `take: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ann`
[INFO] [stdout]    --> src/lib.rs:105:64
[INFO] [stdout]     |
[INFO] [stdout] 105 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                                ^^^ help: try ignoring the field: `ann: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nullable`
[INFO] [stdout]    --> src/lib.rs:124:48
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                ^^^^^^^^ help: try ignoring the field: `nullable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ann`
[INFO] [stdout]    --> src/lib.rs:124:64
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                                ^^^ help: try ignoring the field: `ann: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nullable`
[INFO] [stdout]    --> src/lib.rs:139:48
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                ^^^^^^^^ help: try ignoring the field: `nullable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `take`
[INFO] [stdout]    --> src/lib.rs:139:58
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                          ^^^^ help: try ignoring the field: `take: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ann`
[INFO] [stdout]    --> src/lib.rs:139:64
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     if let Arg::Resource { ty, nullable, take, ann } = a{
[INFO] [stdout]     |                                                                ^^^ help: try ignoring the field: `ann: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nullable`
[INFO] [stdout]    --> src/lib.rs:198:13
[INFO] [stdout]     |
[INFO] [stdout] 198 |             nullable,
[INFO] [stdout]     |             ^^^^^^^^ help: try ignoring the field: `nullable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `take`
[INFO] [stdout]    --> src/lib.rs:199:13
[INFO] [stdout]     |
[INFO] [stdout] 199 |             take,
[INFO] [stdout]     |             ^^^^ help: try ignoring the field: `take: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ann`
[INFO] [stdout]    --> src/lib.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |             ann,
[INFO] [stdout]     |             ^^^ help: try ignoring the field: `ann: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.75s
[INFO] running `Command { std: "docker" "inspect" "e7f48d9da47a795a3329c2a6401dcc2de6a9df8e659558bab159f112ade4b922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f48d9da47a795a3329c2a6401dcc2de6a9df8e659558bab159f112ade4b922", kill_on_drop: false }`
[INFO] [stdout] e7f48d9da47a795a3329c2a6401dcc2de6a9df8e659558bab159f112ade4b922