[INFO] fetching crate chandeliers-san 1.0.0...
[INFO] checking chandeliers-san-1.0.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate chandeliers-san 1.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate chandeliers-san 1.0.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chandeliers-san 1.0.0
[INFO] finished tweaking crates.io crate chandeliers-san 1.0.0
[INFO] tweaked toml for crates.io crate chandeliers-san 1.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chandeliers-err v1.0.0
[INFO] [stderr]   Downloaded chandeliers-sem v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a405df332921b7f2c1d317334578cbe6ab1afd12a14cca70dc9cb620c7ae96a4
[INFO] running `Command { std: "docker" "start" "-a" "a405df332921b7f2c1d317334578cbe6ab1afd12a14cca70dc9cb620c7ae96a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a405df332921b7f2c1d317334578cbe6ab1afd12a14cca70dc9cb620c7ae96a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a405df332921b7f2c1d317334578cbe6ab1afd12a14cca70dc9cb620c7ae96a4", kill_on_drop: false }`
[INFO] [stdout] a405df332921b7f2c1d317334578cbe6ab1afd12a14cca70dc9cb620c7ae96a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1ef5500b53e04f9eb37027f6c689996555d06205006547ae4baa99858a7c4d8
[INFO] running `Command { std: "docker" "start" "-a" "b1ef5500b53e04f9eb37027f6c689996555d06205006547ae4baa99858a7c4d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking replace_with v0.1.7
[INFO] [stderr]     Checking chandeliers-sem v1.0.0
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking chandeliers-err v1.0.0
[INFO] [stderr]     Checking syn v2.0.76
[INFO] [stderr]     Checking chandeliers-san v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `lint_reasons` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | #![feature(lint_reasons)]
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `lint_reasons` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | #![feature(lint_reasons)]
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnitIdx` is never constructed
[INFO] [stdout]   --> src/causality/graph.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | struct UnitIdx(usize);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnitIdx` is never constructed
[INFO] [stdout]   --> src/causality/graph.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | struct UnitIdx(usize);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ObjIdx` is never constructed
[INFO] [stdout]   --> src/causality/graph.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 96 | struct ObjIdx(usize);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ObjIdx` is never constructed
[INFO] [stdout]   --> src/causality/graph.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 96 | struct ObjIdx(usize);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "b1ef5500b53e04f9eb37027f6c689996555d06205006547ae4baa99858a7c4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ef5500b53e04f9eb37027f6c689996555d06205006547ae4baa99858a7c4d8", kill_on_drop: false }`
[INFO] [stdout] b1ef5500b53e04f9eb37027f6c689996555d06205006547ae4baa99858a7c4d8