[INFO] fetching crate dialectic-compiler 0.1.0... [INFO] checking dialectic-compiler-0.1.0 against master#b92758a9aef1cef7b79e2b72c3d8ba113e547f89 for pr-124305-1 [INFO] extracting crate dialectic-compiler 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate dialectic-compiler 0.1.0 on toolchain b92758a9aef1cef7b79e2b72c3d8ba113e547f89 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dialectic-compiler 0.1.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate dialectic-compiler 0.1.0 [INFO] tweaked toml for crates.io crate dialectic-compiler 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 31 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.8.4 (latest: v0.11.3) [INFO] [stderr] Adding proc-macro-crate v1.3.1 (latest: v3.1.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.65) [INFO] [stderr] Adding thunderdome v0.4.2 (latest: v0.6.1) [INFO] [stderr] Adding toml_edit v0.19.15 (latest: v0.22.13) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0) [INFO] [stderr] Adding winnow v0.5.40 (latest: v0.6.8) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded winnow v0.5.40 [INFO] [stderr] Downloaded toml_datetime v0.6.6 [INFO] [stderr] Downloaded toml_edit v0.19.15 [INFO] [stderr] Downloaded thiserror-impl v1.0.61 [INFO] [stderr] Downloaded thiserror v1.0.61 [INFO] [stderr] Downloaded thunderdome v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cfb3d2bea0f8b61962936bc577d3288aa52a2d045afc7a11a233565d7accf6e6 [INFO] running `Command { std: "docker" "start" "-a" "cfb3d2bea0f8b61962936bc577d3288aa52a2d045afc7a11a233565d7accf6e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cfb3d2bea0f8b61962936bc577d3288aa52a2d045afc7a11a233565d7accf6e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfb3d2bea0f8b61962936bc577d3288aa52a2d045afc7a11a233565d7accf6e6", kill_on_drop: false }` [INFO] [stdout] cfb3d2bea0f8b61962936bc577d3288aa52a2d045afc7a11a233565d7accf6e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51f19f682f2c8de2544670b35edc9908108e640aa0a0dcafa9dbf2910d184483 [INFO] running `Command { std: "docker" "start" "-a" "51f19f682f2c8de2544670b35edc9908108e640aa0a0dcafa9dbf2910d184483", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.83 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Compiling thiserror v1.0.61 [INFO] [stderr] Checking winnow v0.5.40 [INFO] [stderr] Checking toml_datetime v0.6.6 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking thunderdome v0.4.2 [INFO] [stderr] Checking quote v1.0.36 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Compiling syn v2.0.65 [INFO] [stderr] Checking toml_edit v0.19.15 [INFO] [stderr] Checking proc-macro-crate v1.3.1 [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stderr] Checking dialectic-compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `haltable` is never read [INFO] [stdout] --> src/flow.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct FlowAnalysis { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 15 | passable: HashSet, [INFO] [stdout] 16 | haltable: HashSet, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FlowAnalysis` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:252:9 [INFO] [stdout] | [INFO] [stdout] 252 | #![warn(unused)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(dead_code)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `haltable` is never read [INFO] [stdout] --> src/flow.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct FlowAnalysis { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 15 | passable: HashSet, [INFO] [stdout] 16 | haltable: HashSet, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FlowAnalysis` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:252:9 [INFO] [stdout] | [INFO] [stdout] 252 | #![warn(unused)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(dead_code)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.71s [INFO] running `Command { std: "docker" "inspect" "51f19f682f2c8de2544670b35edc9908108e640aa0a0dcafa9dbf2910d184483", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51f19f682f2c8de2544670b35edc9908108e640aa0a0dcafa9dbf2910d184483", kill_on_drop: false }` [INFO] [stdout] 51f19f682f2c8de2544670b35edc9908108e640aa0a0dcafa9dbf2910d184483 [INFO] checking dialectic-compiler-0.1.0 against try#c1a4c206c24587a392f3bf286bc2e2a61502d44b for pr-124305-1 [INFO] extracting crate dialectic-compiler 0.1.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate dialectic-compiler 0.1.0 on toolchain c1a4c206c24587a392f3bf286bc2e2a61502d44b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dialectic-compiler 0.1.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate dialectic-compiler 0.1.0 [INFO] tweaked toml for crates.io crate dialectic-compiler 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 31 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.8.4 (latest: v0.11.3) [INFO] [stderr] Adding proc-macro-crate v1.3.1 (latest: v3.1.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.65) [INFO] [stderr] Adding thunderdome v0.4.2 (latest: v0.6.1) [INFO] [stderr] Adding toml_edit v0.19.15 (latest: v0.22.13) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0) [INFO] [stderr] Adding winnow v0.5.40 (latest: v0.6.8) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7728e2532cc8095cbf74e3462016564467008dfa14fb9f275c3f91d7c68bfe08 [INFO] running `Command { std: "docker" "start" "-a" "7728e2532cc8095cbf74e3462016564467008dfa14fb9f275c3f91d7c68bfe08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7728e2532cc8095cbf74e3462016564467008dfa14fb9f275c3f91d7c68bfe08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7728e2532cc8095cbf74e3462016564467008dfa14fb9f275c3f91d7c68bfe08", kill_on_drop: false }` [INFO] [stdout] 7728e2532cc8095cbf74e3462016564467008dfa14fb9f275c3f91d7c68bfe08 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 820bcb2aa62aeed1fd4afd806fefae5800cdc8fa90e81705346a226bca3f4e64 [INFO] running `Command { std: "docker" "start" "-a" "820bcb2aa62aeed1fd4afd806fefae5800cdc8fa90e81705346a226bca3f4e64", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.83 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking toml_datetime v0.6.6 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling thiserror v1.0.61 [INFO] [stderr] Checking winnow v0.5.40 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking thunderdome v0.4.2 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.65 [INFO] [stderr] Checking toml_edit v0.19.15 [INFO] [stderr] Checking proc-macro-crate v1.3.1 [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stderr] Checking dialectic-compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `haltable` is never read [INFO] [stdout] --> src/flow.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct FlowAnalysis { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 15 | passable: HashSet, [INFO] [stdout] 16 | haltable: HashSet, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FlowAnalysis` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:252:9 [INFO] [stdout] | [INFO] [stdout] 252 | #![warn(unused)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(dead_code)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `haltable` is never read [INFO] [stdout] --> src/flow.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct FlowAnalysis { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 15 | passable: HashSet, [INFO] [stdout] 16 | haltable: HashSet, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FlowAnalysis` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:252:9 [INFO] [stdout] | [INFO] [stdout] 252 | #![warn(unused)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(dead_code)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.10s [INFO] running `Command { std: "docker" "inspect" "820bcb2aa62aeed1fd4afd806fefae5800cdc8fa90e81705346a226bca3f4e64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "820bcb2aa62aeed1fd4afd806fefae5800cdc8fa90e81705346a226bca3f4e64", kill_on_drop: false }` [INFO] [stdout] 820bcb2aa62aeed1fd4afd806fefae5800cdc8fa90e81705346a226bca3f4e64