[INFO] fetching crate icentral-scratch 0.1.0... [INFO] testing icentral-scratch-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate icentral-scratch 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate icentral-scratch 0.1.0 [INFO] finished tweaking crates.io crate icentral-scratch 0.1.0 [INFO] tweaked toml for crates.io crate icentral-scratch 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate icentral-scratch 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate icentral-scratch 0.1.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8efe44b406367717266178ec41df93bc1fb9c8223253ddbb77d2e793b91f3abd [INFO] running `Command { std: "docker" "start" "-a" "8efe44b406367717266178ec41df93bc1fb9c8223253ddbb77d2e793b91f3abd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8efe44b406367717266178ec41df93bc1fb9c8223253ddbb77d2e793b91f3abd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8efe44b406367717266178ec41df93bc1fb9c8223253ddbb77d2e793b91f3abd", kill_on_drop: false }` [INFO] [stdout] 8efe44b406367717266178ec41df93bc1fb9c8223253ddbb77d2e793b91f3abd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a824ed72c0ea13561a200a65faf79471403ef92eae6c0cf51666d1e6468a5f42 [INFO] running `Command { std: "docker" "start" "-a" "a824ed72c0ea13561a200a65faf79471403ef92eae6c0cf51666d1e6468a5f42", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling serde_json v1.0.128 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling pin-project-lite v0.2.14 [INFO] [stderr] Compiling regex-syntax v0.8.4 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling tracing-core v0.1.32 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[INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling tracing v0.1.40 [INFO] [stderr] Compiling tracing-subscriber v0.3.18 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling scan-crate-for-typedefs v0.6.0 [INFO] [stderr] Compiling traced-test v0.3.6 [INFO] [stderr] Compiling error-tree v0.3.6 [INFO] [stderr] Compiling icentral-3p v0.1.0 [INFO] [stderr] Compiling nalgebra v0.31.4 [INFO] [stderr] Compiling tracing-serde v0.1.3 [INFO] [stderr] Compiling deranged v0.3.11 [INFO] [stderr] Compiling time v0.3.36 [INFO] [stderr] Compiling language-enum v0.1.0 [INFO] [stderr] Compiling named-item v0.1.0 [INFO] [stderr] Compiling tracing-setup v0.3.6 [INFO] [stderr] Compiling dachshund v0.1.10 [INFO] [stderr] Compiling icentral-nodeid v0.1.0 [INFO] [stderr] Compiling icentral-stats v0.1.0 [INFO] [stderr] Compiling icentral-mindexed-map v0.1.0 [INFO] [stderr] Compiling icentral-mucid v0.1.0 [INFO] [stderr] Compiling icentral-node-queue v0.1.0 [INFO] [stderr] Compiling icentral-node-stack v0.1.0 [INFO] [stderr] Compiling icentral-predecessor-map v0.1.0 [INFO] [stderr] Compiling icentral-distances v0.1.0 [INFO] [stderr] Compiling icentral-color-map v0.1.0 [INFO] [stderr] Compiling icentral-visit-markers v0.1.0 [INFO] [stderr] Compiling icentral-path-counts v0.1.0 [INFO] [stderr] Compiling icentral-conn-vertex-map v0.1.0 [INFO] [stderr] Compiling icentral-sigmas v0.1.0 [INFO] [stderr] Compiling icentral-subgraph-map v0.1.0 [INFO] [stderr] Compiling icentral-pair-dependencies v0.1.0 [INFO] [stderr] Compiling icentral-articulation-point-map v0.1.0 [INFO] [stderr] Compiling icentral-edge v0.1.0 [INFO] [stderr] Compiling icentral-errors v0.1.0 [INFO] [stderr] Compiling icentral-neighbors v0.1.0 [INFO] [stderr] Compiling icentral-label-map v0.1.0 [INFO] [stderr] Compiling icentral-edges v0.1.0 [INFO] [stderr] Compiling icentral-cycle v0.1.0 [INFO] [stderr] Compiling icentral-bcc v0.1.0 [INFO] [stderr] Compiling icentral-graph-interface v0.1.0 [INFO] [stderr] Compiling icentral-scores v0.1.0 [INFO] [stderr] Compiling icentral-parents-map v0.1.0 [INFO] [stderr] Compiling icentral-subgraph v0.1.0 [INFO] [stderr] Compiling icentral-scratch v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scratch.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | mut scores: &mut BetweennessScores, [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scratch.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | mut scores: &mut BetweennessScores) [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/scratch.rs:179:13 [INFO] [stdout] | [INFO] [stdout] 179 | let mut stack: Stack = default!(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/scratch.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct BiconnectedComponentsScratch { [INFO] [stdout] | ---------------------------- field in this struct [INFO] [stdout] 18 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/scratch.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | delegate_to_graphhash!{bcc_subgraph} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 86 | let _ = delegate_to_graphhash!{bcc_subgraph} [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/scratch.rs:137:21 [INFO] [stdout] | [INFO] [stdout] 137 | self.bc_iter(node, scores); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 137 | let _ = self.bc_iter(node, scores); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/scratch.rs:145:21 [INFO] [stdout] | [INFO] [stdout] 145 | self.bc_iter(node, scores); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 145 | let _ = self.bc_iter(node, scores); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.94s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: icentral-neighbors v0.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "a824ed72c0ea13561a200a65faf79471403ef92eae6c0cf51666d1e6468a5f42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a824ed72c0ea13561a200a65faf79471403ef92eae6c0cf51666d1e6468a5f42", kill_on_drop: false }` [INFO] [stdout] a824ed72c0ea13561a200a65faf79471403ef92eae6c0cf51666d1e6468a5f42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f6f63c751c0ba529d1feeffd88a0feb586a712cda52b98602e3b512d23220e1d [INFO] running `Command { std: "docker" "start" "-a" "f6f63c751c0ba529d1feeffd88a0feb586a712cda52b98602e3b512d23220e1d", kill_on_drop: false }` [INFO] [stderr] Compiling icentral-scratch v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scratch.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | mut scores: &mut BetweennessScores, [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scratch.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | mut scores: &mut BetweennessScores) [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/scratch.rs:179:13 [INFO] [stdout] | [INFO] [stdout] 179 | let mut stack: Stack = default!(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/scratch.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct BiconnectedComponentsScratch { [INFO] [stdout] | ---------------------------- field in this struct [INFO] [stdout] 18 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/scratch.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | delegate_to_graphhash!{bcc_subgraph} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 86 | let _ = delegate_to_graphhash!{bcc_subgraph} [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/scratch.rs:137:21 [INFO] [stdout] | [INFO] [stdout] 137 | self.bc_iter(node, scores); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 137 | let _ = self.bc_iter(node, scores); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/scratch.rs:145:21 [INFO] [stdout] | [INFO] [stdout] 145 | self.bc_iter(node, scores); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 145 | let _ = self.bc_iter(node, scores); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scratch.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | mut scores: &mut BetweennessScores, [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scratch.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | mut scores: &mut BetweennessScores) [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/scratch.rs:179:13 [INFO] [stdout] | [INFO] [stdout] 179 | let mut stack: Stack = default!(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/scratch.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct BiconnectedComponentsScratch { [INFO] [stdout] | ---------------------------- field in this struct [INFO] [stdout] 18 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/scratch.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | delegate_to_graphhash!{bcc_subgraph} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 86 | let _ = delegate_to_graphhash!{bcc_subgraph} [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/scratch.rs:137:21 [INFO] [stdout] | [INFO] [stdout] 137 | self.bc_iter(node, scores); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 137 | let _ = self.bc_iter(node, scores); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/scratch.rs:145:21 [INFO] [stdout] | [INFO] [stdout] 145 | self.bc_iter(node, scores); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 145 | let _ = self.bc_iter(node, scores); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: icentral-neighbors v0.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "f6f63c751c0ba529d1feeffd88a0feb586a712cda52b98602e3b512d23220e1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6f63c751c0ba529d1feeffd88a0feb586a712cda52b98602e3b512d23220e1d", kill_on_drop: false }` [INFO] [stdout] f6f63c751c0ba529d1feeffd88a0feb586a712cda52b98602e3b512d23220e1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 128513077b4227499a18601e698bba723f87e893a1db1984cea828a9ef3970c4 [INFO] running `Command { std: "docker" "start" "-a" "128513077b4227499a18601e698bba723f87e893a1db1984cea828a9ef3970c4", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/scratch.rs:113:9 [INFO] [stderr] | [INFO] [stderr] 113 | mut scores: &mut BetweennessScores, [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/scratch.rs:176:9 [INFO] [stderr] | [INFO] [stderr] 176 | mut scores: &mut BetweennessScores) [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/scratch.rs:179:13 [INFO] [stderr] | [INFO] [stderr] 179 | let mut stack: Stack = default!(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field `name` is never read [INFO] [stderr] --> src/scratch.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 17 | pub struct BiconnectedComponentsScratch { [INFO] [stderr] | ---------------------------- field in this struct [INFO] [stderr] 18 | name: String, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/scratch.rs:86:5 [INFO] [stderr] | [INFO] [stderr] 86 | delegate_to_graphhash!{bcc_subgraph} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 86 | let _ = delegate_to_graphhash!{bcc_subgraph} [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/scratch.rs:137:21 [INFO] [stderr] | [INFO] [stderr] 137 | self.bc_iter(node, scores); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 137 | let _ = self.bc_iter(node, scores); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/scratch.rs:145:21 [INFO] [stderr] | [INFO] [stderr] 145 | self.bc_iter(node, scores); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 145 | let _ = self.bc_iter(node, scores); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `icentral-scratch` (lib) generated 7 warnings (run `cargo fix --lib -p icentral-scratch` to apply 3 suggestions) [INFO] [stderr] warning: `icentral-scratch` (lib test) generated 7 warnings (7 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: icentral-neighbors v0.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/icentral_scratch-29666ec55e511ccd) [INFO] [stdout] [INFO] [stderr] Doc-tests icentral_scratch [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "128513077b4227499a18601e698bba723f87e893a1db1984cea828a9ef3970c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "128513077b4227499a18601e698bba723f87e893a1db1984cea828a9ef3970c4", kill_on_drop: false }` [INFO] [stdout] 128513077b4227499a18601e698bba723f87e893a1db1984cea828a9ef3970c4