[INFO] cloning repository https://github.com/Mountlex/explorable-uncertainty [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mountlex/explorable-uncertainty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMountlex%2Fexplorable-uncertainty", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMountlex%2Fexplorable-uncertainty'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8c4ceaafaccdc51f319ddd216136d84fa8f8f5b6 [INFO] checking Mountlex/explorable-uncertainty against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMountlex%2Fexplorable-uncertainty" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Mountlex/explorable-uncertainty on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Mountlex/explorable-uncertainty [INFO] finished tweaking git repo https://github.com/Mountlex/explorable-uncertainty [INFO] tweaked toml for git repo https://github.com/Mountlex/explorable-uncertainty written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/jcavat/rust-lp-modeler` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--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 quickcheck_macros v0.9.1 [INFO] [stderr] Downloaded console v0.12.0 [INFO] [stderr] Downloaded paw-attributes v1.0.2 [INFO] [stderr] Downloaded xmlparser v0.13.3 [INFO] [stderr] Downloaded roxmltree v0.13.0 [INFO] [stderr] Downloaded structopt v0.3.17 [INFO] [stderr] Downloaded paw v1.0.0 [INFO] [stderr] Downloaded paw-raw v1.0.0 [INFO] [stderr] Downloaded structopt-derive v0.4.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2413bf279a9a26fdda75af366d9e8e41c71fc0f50510cda7c4f7fcd3b295a657 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2413bf279a9a26fdda75af366d9e8e41c71fc0f50510cda7c4f7fcd3b295a657", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2413bf279a9a26fdda75af366d9e8e41c71fc0f50510cda7c4f7fcd3b295a657", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2413bf279a9a26fdda75af366d9e8e41c71fc0f50510cda7c4f7fcd3b295a657", kill_on_drop: false }` [INFO] [stdout] 2413bf279a9a26fdda75af366d9e8e41c71fc0f50510cda7c4f7fcd3b295a657 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b559d15ad1c4d4e671159f7a8718387547a4cc19fe8d21df179692943a8857c7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b559d15ad1c4d4e671159f7a8718387547a4cc19fe8d21df179692943a8857c7", kill_on_drop: false }` [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling rayon-core v1.8.0 [INFO] [stderr] Checking unicode-xid v0.2.1 [INFO] [stderr] Checking paw-raw v1.0.0 [INFO] [stderr] Checking number_prefix v0.3.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-bigint v0.3.0 [INFO] [stderr] Compiling rayon v1.4.0 [INFO] [stderr] Compiling num-rational v0.3.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking crossbeam-channel v0.4.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking lp-modeler v0.4.3 (https://github.com/jcavat/rust-lp-modeler#95d8a4d3) [INFO] [stderr] Checking console v0.12.0 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking quickcheck v0.9.2 [INFO] [stderr] Checking indicatif v0.15.0 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling paw-attributes v1.0.2 [INFO] [stderr] Compiling structopt-derive v0.4.10 [INFO] [stderr] Compiling quickcheck_macros v0.9.1 [INFO] [stderr] Checking paw v1.0.0 [INFO] [stderr] Checking structopt v0.3.17 [INFO] [stderr] Checking serde v1.0.115 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_json v1.0.57 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking explorable_uncertainty v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/graph/mod.rs:98:27 [INFO] [stdout] | [INFO] [stdout] 98 | .filter(|(id, e)| !other.edges.contains_key(id)) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/graph/mod.rs:98:27 [INFO] [stdout] | [INFO] [stdout] 98 | .filter(|(id, e)| !other.edges.contains_key(id)) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `FEnf` [INFO] [stdout] --> src/graph/pred.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | FEnf(E), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `LEnf` [INFO] [stdout] --> src/graph/pred.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | LEnf(E), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `generate_enforcement_predictions` [INFO] [stdout] --> src/graph/pred.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn generate_enforcement_predictions( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `enforcement_prediction_map_generator` [INFO] [stdout] --> src/graph/pred.rs:94:4 [INFO] [stdout] | [INFO] [stdout] 94 | fn enforcement_prediction_map_generator( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_visible_errors` [INFO] [stdout] --> src/graph/pred.rs:134:4 [INFO] [stdout] | [INFO] [stdout] 134 | fn create_visible_errors( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_hidden_errors` [INFO] [stdout] --> src/graph/pred.rs:202:4 [INFO] [stdout] | [INFO] [stdout] 202 | fn create_hidden_errors( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_possible_enforcers` [INFO] [stdout] --> src/graph/pred.rs:273:4 [INFO] [stdout] | [INFO] [stdout] 273 | fn get_possible_enforcers( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_enforcers` [INFO] [stdout] --> src/graph/pred.rs:350:4 [INFO] [stdout] | [INFO] [stdout] 350 | fn get_enforcers( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `adjacent_edges` [INFO] [stdout] --> src/graph/vertex_cover.rs:82:12 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn adjacent_edges(&self, id: ID) -> Option<&Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `adjacent_edge_ids` [INFO] [stdout] --> src/graph/vertex_cover.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn adjacent_edge_ids(&self, id: ID) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `partial_matching` [INFO] [stdout] --> src/graph/vertex_cover.rs:92:12 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn partial_matching(&self, matching: &EdgeMatching) -> EdgeMatching { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `keys` [INFO] [stdout] --> src/graph/vertex_cover.rs:204:8 [INFO] [stdout] | [INFO] [stdout] 204 | fn keys(&self) -> Vec<&V> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/graph/mod.rs:251:8 [INFO] [stdout] | [INFO] [stdout] 251 | fn new(id: ID, lower: Number, real: Number, upper: Number, first: V, second: V) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_real` [INFO] [stdout] --> src/ival/rules.rs:298:12 [INFO] [stdout] | [INFO] [stdout] 298 | pub fn with_real() -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_real` [INFO] [stdout] --> src/ival/rules.rs:333:12 [INFO] [stdout] | [INFO] [stdout] 333 | pub fn with_real() -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `init` [INFO] [stdout] --> src/ival/rules.rs:372:12 [INFO] [stdout] | [INFO] [stdout] 372 | pub fn init() -> PreprocessingRule { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `init` [INFO] [stdout] --> src/ival/rules.rs:401:12 [INFO] [stdout] | [INFO] [stdout] 401 | pub fn init() -> WitnessSetRule { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `prediction_validator` [INFO] [stdout] --> src/ival/prediction.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn prediction_validator(instance: &IntvalInst, pred: &mut RatPred) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `FEnf` [INFO] [stdout] --> src/graph/pred.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | FEnf(E), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `LEnf` [INFO] [stdout] --> src/graph/pred.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | LEnf(E), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `generate_enforcement_predictions` [INFO] [stdout] --> src/graph/pred.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn generate_enforcement_predictions( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `enforcement_prediction_map_generator` [INFO] [stdout] --> src/graph/pred.rs:94:4 [INFO] [stdout] | [INFO] [stdout] 94 | fn enforcement_prediction_map_generator( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_visible_errors` [INFO] [stdout] --> src/graph/pred.rs:134:4 [INFO] [stdout] | [INFO] [stdout] 134 | fn create_visible_errors( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_hidden_errors` [INFO] [stdout] --> src/graph/pred.rs:202:4 [INFO] [stdout] | [INFO] [stdout] 202 | fn create_hidden_errors( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_possible_enforcers` [INFO] [stdout] --> src/graph/pred.rs:273:4 [INFO] [stdout] | [INFO] [stdout] 273 | fn get_possible_enforcers( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_enforcers` [INFO] [stdout] --> src/graph/pred.rs:350:4 [INFO] [stdout] | [INFO] [stdout] 350 | fn get_enforcers( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `adjacent_edges` [INFO] [stdout] --> src/graph/vertex_cover.rs:82:12 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn adjacent_edges(&self, id: ID) -> Option<&Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `adjacent_edge_ids` [INFO] [stdout] --> src/graph/vertex_cover.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn adjacent_edge_ids(&self, id: ID) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `partial_matching` [INFO] [stdout] --> src/graph/vertex_cover.rs:92:12 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn partial_matching(&self, matching: &EdgeMatching) -> EdgeMatching { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `keys` [INFO] [stdout] --> src/graph/vertex_cover.rs:204:8 [INFO] [stdout] | [INFO] [stdout] 204 | fn keys(&self) -> Vec<&V> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `init` [INFO] [stdout] --> src/ival/rules.rs:372:12 [INFO] [stdout] | [INFO] [stdout] 372 | pub fn init() -> PreprocessingRule { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `init` [INFO] [stdout] --> src/ival/rules.rs:401:12 [INFO] [stdout] | [INFO] [stdout] 401 | pub fn init() -> WitnessSetRule { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `prediction_validator` [INFO] [stdout] --> src/ival/prediction.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn prediction_validator(instance: &IntvalInst, pred: &mut RatPred) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 28s [INFO] running `Command { std: "docker" "inspect" "b559d15ad1c4d4e671159f7a8718387547a4cc19fe8d21df179692943a8857c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b559d15ad1c4d4e671159f7a8718387547a4cc19fe8d21df179692943a8857c7", kill_on_drop: false }` [INFO] [stdout] b559d15ad1c4d4e671159f7a8718387547a4cc19fe8d21df179692943a8857c7