[INFO] fetching crate certified-vars 0.1.4... [INFO] checking certified-vars-0.1.4 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate certified-vars 0.1.4 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate certified-vars 0.1.4 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 certified-vars 0.1.4 [INFO] finished tweaking crates.io crate certified-vars 0.1.4 [INFO] tweaked toml for crates.io crate certified-vars 0.1.4 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 123 packages to latest compatible versions [INFO] [stderr] Adding arrayvec v0.5.2 (latest: v0.7.6) [INFO] [stderr] Adding bit-set v0.5.3 (latest: v0.8.0) [INFO] [stderr] Adding bit-vec v0.6.3 (latest: v0.8.0) [INFO] [stderr] Adding block-buffer v0.9.0 (latest: v0.10.4) [INFO] [stderr] Adding candid v0.7.18 (latest: v0.10.10) [INFO] [stderr] Adding candid_derive v0.4.5 (latest: v0.6.6) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding fixedbitset v0.4.2 (latest: v0.5.7) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.1.0) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.1) [INFO] [stderr] Adding ic-cdk v0.5.7 (latest: v0.16.0) [INFO] [stderr] Adding ic-types v0.5.0 (latest: v0.7.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.13.0) [INFO] [stderr] Adding lalrpop v0.19.12 (latest: v0.21.0) [INFO] [stderr] Adding lalrpop-util v0.19.12 (latest: v0.21.0) [INFO] [stderr] Adding logos v0.12.1 (latest: v0.14.1) [INFO] [stderr] Adding logos-derive v0.12.1 (latest: v0.14.1) [INFO] [stderr] Adding num_enum v0.5.11 (latest: v0.7.3) [INFO] [stderr] Adding num_enum_derive v0.5.11 (latest: v0.7.3) [INFO] [stderr] Adding phf_shared v0.10.0 (latest: v0.11.2) [INFO] [stderr] Adding pretty v0.10.0 (latest: v0.12.3) [INFO] [stderr] Adding proc-macro-crate v1.3.1 (latest: v3.2.0) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.4) [INFO] [stderr] Adding sha2 v0.9.9 (latest: v0.10.8) [INFO] [stderr] Adding siphasher v0.3.11 (latest: v1.0.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.76) [INFO] [stderr] Adding term v0.7.0 (latest: v1.0.0) [INFO] [stderr] Adding toml_edit v0.19.15 (latest: v0.22.20) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [INFO] [stderr] Adding winnow v0.5.40 (latest: v0.6.18) [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 candid_derive v0.4.5 [INFO] [stderr] Downloaded candid v0.7.18 [INFO] [stderr] Downloaded ic-types v0.5.0 [INFO] [stderr] Downloaded ic-cdk v0.5.7 [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] fbfaf33e9f8b33c265ba1272420fe25aaa0d9d6c97f19c0311c762db7bb320b9 [INFO] running `Command { std: "docker" "start" "-a" "fbfaf33e9f8b33c265ba1272420fe25aaa0d9d6c97f19c0311c762db7bb320b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fbfaf33e9f8b33c265ba1272420fe25aaa0d9d6c97f19c0311c762db7bb320b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbfaf33e9f8b33c265ba1272420fe25aaa0d9d6c97f19c0311c762db7bb320b9", kill_on_drop: false }` [INFO] [stdout] fbfaf33e9f8b33c265ba1272420fe25aaa0d9d6c97f19c0311c762db7bb320b9 [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] 79919bf493237ff5bc7b36612864abffab97c2d5652b0205b0f955570fe438fd [INFO] running `Command { std: "docker" "start" "-a" "79919bf493237ff5bc7b36612864abffab97c2d5652b0205b0f955570fe438fd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.76 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling regex-syntax v0.8.4 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling indexmap v2.4.0 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling parking_lot v0.12.3 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling regex-automata v0.4.7 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling new_debug_unreachable v1.0.6 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling toml_datetime v0.6.8 [INFO] [stderr] Compiling string_cache v0.8.7 [INFO] [stderr] Compiling ena v0.14.3 [INFO] [stderr] Compiling petgraph v0.6.5 [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling ascii-canvas v3.0.0 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Compiling is-terminal v0.4.13 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling regex v1.10.6 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling lalrpop-util v0.19.12 [INFO] [stderr] Compiling diff v0.1.13 [INFO] [stderr] Compiling unicode-xid v0.2.5 [INFO] [stderr] Checking cpufeatures v0.2.13 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling lalrpop v0.19.12 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling beef v0.5.2 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Compiling logos-derive v0.12.1 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Compiling binread_derive v2.1.0 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking data-encoding v2.6.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking typed-arena v2.0.2 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Compiling candid_derive v0.4.5 [INFO] [stderr] Checking pretty v0.10.0 [INFO] [stderr] Checking logos v0.12.1 [INFO] [stderr] Checking leb128 v0.2.5 [INFO] [stderr] Checking binread v2.2.0 [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking opaque-debug v0.3.1 [INFO] [stderr] Checking sha2 v0.9.9 [INFO] [stderr] Checking serde_bytes v0.11.15 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking ic-types v0.5.0 [INFO] [stderr] Compiling candid v0.7.18 [INFO] [stderr] Checking ic-cdk v0.5.7 [INFO] [stderr] Checking certified-vars v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rbtree.rs:354:13 [INFO] [stdout] | [INFO] [stdout] 354 | mut h: *mut Node, [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: variable does not need to be mutable [INFO] [stdout] --> src/rbtree.rs:405:13 [INFO] [stdout] | [INFO] [stdout] 405 | mut h: *mut Node, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rbtree.rs:927:17 [INFO] [stdout] | [INFO] [stdout] 927 | let mut result = go(self.root, key, value); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rbtree.rs:886:13 [INFO] [stdout] | [INFO] [stdout] 886 | mut h: *mut Node, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rbtree.rs:1121:9 [INFO] [stdout] | [INFO] [stdout] 1121 | let mut x = (*h).left; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rbtree.rs:1139:9 [INFO] [stdout] | [INFO] [stdout] 1139 | let mut x = (*h).right; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DebugView` is never constructed [INFO] [stdout] --> src/rbtree.rs:1195:8 [INFO] [stdout] | [INFO] [stdout] 1195 | struct DebugView(*const Node); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rbtree.rs:354:13 [INFO] [stdout] | [INFO] [stdout] 354 | mut h: *mut Node, [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: variable does not need to be mutable [INFO] [stdout] --> src/rbtree.rs:405:13 [INFO] [stdout] | [INFO] [stdout] 405 | mut h: *mut Node, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rbtree.rs:927:17 [INFO] [stdout] | [INFO] [stdout] 927 | let mut result = go(self.root, key, value); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rbtree.rs:886:13 [INFO] [stdout] | [INFO] [stdout] 886 | mut h: *mut Node, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rbtree.rs:1121:9 [INFO] [stdout] | [INFO] [stdout] 1121 | let mut x = (*h).left; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rbtree.rs:1139:9 [INFO] [stdout] | [INFO] [stdout] 1139 | let mut x = (*h).right; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.57s [INFO] running `Command { std: "docker" "inspect" "79919bf493237ff5bc7b36612864abffab97c2d5652b0205b0f955570fe438fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79919bf493237ff5bc7b36612864abffab97c2d5652b0205b0f955570fe438fd", kill_on_drop: false }` [INFO] [stdout] 79919bf493237ff5bc7b36612864abffab97c2d5652b0205b0f955570fe438fd