[INFO] fetching crate iam-rs 0.0.23...
[INFO] checking iam-rs-0.0.23 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate iam-rs 0.0.23 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate iam-rs 0.0.23
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate iam-rs 0.0.23
[INFO] tweaked toml for crates.io crate iam-rs 0.0.23 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate iam-rs 0.0.23 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate iam-rs 0.0.23 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e113d29994432b4d0b2abcf0f680ed6e6b685f29f0f9bc5de243f3a2a8db1b2d
[INFO] running `Command { std: "docker" "start" "-a" "e113d29994432b4d0b2abcf0f680ed6e6b685f29f0f9bc5de243f3a2a8db1b2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e113d29994432b4d0b2abcf0f680ed6e6b685f29f0f9bc5de243f3a2a8db1b2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e113d29994432b4d0b2abcf0f680ed6e6b685f29f0f9bc5de243f3a2a8db1b2d", kill_on_drop: false }`
[INFO] [stdout] e113d29994432b4d0b2abcf0f680ed6e6b685f29f0f9bc5de243f3a2a8db1b2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2a2b78e39cbe95a9eaddbf14957421c57635c15b5930903cb3987c45d65672f
[INFO] running `Command { std: "docker" "start" "-a" "b2a2b78e39cbe95a9eaddbf14957421c57635c15b5930903cb3987c45d65672f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling serde_with_macros v3.14.0
[INFO] [stderr]     Checking serde_with v3.14.0
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking iam-rs v0.0.23 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `StringList` is never constructed
[INFO] [stdout]  --> src/evaluation/context.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct StringList(Vec<String>);
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BooleanList` is never constructed
[INFO] [stdout]   --> src/evaluation/context.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct BooleanList(Vec<bool>);
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StringList` is never constructed
[INFO] [stdout]  --> src/evaluation/context.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct StringList(Vec<String>);
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BooleanList` is never constructed
[INFO] [stdout]   --> src/evaluation/context.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct BooleanList(Vec<bool>);
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.79s
[INFO] running `Command { std: "docker" "inspect" "b2a2b78e39cbe95a9eaddbf14957421c57635c15b5930903cb3987c45d65672f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2a2b78e39cbe95a9eaddbf14957421c57635c15b5930903cb3987c45d65672f", kill_on_drop: false }`
[INFO] [stdout] b2a2b78e39cbe95a9eaddbf14957421c57635c15b5930903cb3987c45d65672f