[INFO] fetching crate fast_paths 0.2.0... [INFO] checking fast_paths-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate fast_paths 0.2.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate fast_paths 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fast_paths 0.2.0 [INFO] finished tweaking crates.io crate fast_paths 0.2.0 [INFO] tweaked toml for crates.io crate fast_paths 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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 42 packages [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-bigint v0.1.44 (latest: v0.4.4) [INFO] [stderr] Adding num-complex v0.1.43 (latest: v0.4.5) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding priority-queue v1.4.0 (latest: v2.0.2) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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 stopwatch v0.0.7 [INFO] [stderr] Downloaded priority-queue v1.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 253054d9abf87ddd436caf6680d32f8e8dd5e24497a3f538e2c5c4b1afe0680c [INFO] running `Command { std: "docker" "start" "-a" "253054d9abf87ddd436caf6680d32f8e8dd5e24497a3f538e2c5c4b1afe0680c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "253054d9abf87ddd436caf6680d32f8e8dd5e24497a3f538e2c5c4b1afe0680c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "253054d9abf87ddd436caf6680d32f8e8dd5e24497a3f538e2c5c4b1afe0680c", kill_on_drop: false }` [INFO] [stdout] 253054d9abf87ddd436caf6680d32f8e8dd5e24497a3f538e2c5c4b1afe0680c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3a01f4b2388ef58e90a2e798d67a52ced1011fc8b4be012878d89199bd7e5f4 [INFO] running `Command { std: "docker" "start" "-a" "a3a01f4b2388ef58e90a2e798d67a52ced1011fc8b4be012878d89199bd7e5f4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling priority-queue v1.4.0 [INFO] [stderr] Checking stopwatch v0.0.7 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking fast_paths v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/input_graph.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | / &self.edges.sort_by(|a, b| { [INFO] [stdout] 98 | | a.from [INFO] [stdout] 99 | | .cmp(&b.from) [INFO] [stdout] 100 | | .then(a.to.cmp(&b.to)) [INFO] [stdout] 101 | | .then(a.weight.cmp(&&b.weight)) [INFO] [stdout] 102 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 97 | let _ = &self.edges.sort_by(|a, b| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/preparation_graph.rs:150:13 [INFO] [stdout] | [INFO] [stdout] 150 | / format!( [INFO] [stdout] 151 | | "invalid node id {}, must be in [0, {}[", [INFO] [stdout] 152 | | node, self.num_nodes [INFO] [stdout] 153 | | ) [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 150 ~ [INFO] [stdout] 151 | "invalid node id {}, must be in [0, {}[", [INFO] [stdout] 152 | node, self.num_nodes [INFO] [stdout] 153 ~ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FastGraph` is imported redundantly [INFO] [stdout] --> src/fast_graph32.rs:138:9 [INFO] [stdout] | [INFO] [stdout] 138 | use crate::fast_graph::FastGraph; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 141 | use super::*; [INFO] [stdout] | -------- the item `FastGraph` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FastGraphEdge` is imported redundantly [INFO] [stdout] --> src/fast_graph32.rs:139:9 [INFO] [stdout] | [INFO] [stdout] 139 | use crate::fast_graph::FastGraphEdge; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 140 | [INFO] [stdout] 141 | use super::*; [INFO] [stdout] | -------- the item `FastGraphEdge` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `NodeId` is imported redundantly [INFO] [stdout] --> src/lib.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | use crate::constants::NodeId; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 124 | use super::*; [INFO] [stdout] | -------- the item `NodeId` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FastGraph` is imported redundantly [INFO] [stdout] --> src/lib.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | use crate::fast_graph::FastGraph; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 124 | use super::*; [INFO] [stdout] | -------- the item `FastGraph` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PathCalculator` is imported redundantly [INFO] [stdout] --> src/lib.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | use crate::path_calculator::PathCalculator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 124 | use super::*; [INFO] [stdout] | -------- the item `PathCalculator` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/input_graph.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | / &self.edges.sort_by(|a, b| { [INFO] [stdout] 98 | | a.from [INFO] [stdout] 99 | | .cmp(&b.from) [INFO] [stdout] 100 | | .then(a.to.cmp(&b.to)) [INFO] [stdout] 101 | | .then(a.weight.cmp(&&b.weight)) [INFO] [stdout] 102 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 97 | let _ = &self.edges.sort_by(|a, b| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/preparation_graph.rs:150:13 [INFO] [stdout] | [INFO] [stdout] 150 | / format!( [INFO] [stdout] 151 | | "invalid node id {}, must be in [0, {}[", [INFO] [stdout] 152 | | node, self.num_nodes [INFO] [stdout] 153 | | ) [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 150 ~ [INFO] [stdout] 151 | "invalid node id {}, must be in [0, {}[", [INFO] [stdout] 152 | node, self.num_nodes [INFO] [stdout] 153 ~ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:183:17 [INFO] [stdout] | [INFO] [stdout] 183 | / format!( [INFO] [stdout] 184 | | "too many different paths: {}, out of {}, a few different paths can be expected \ [INFO] [stdout] 185 | | because of unambiguous shortest paths, but if there are too many something is \ [INFO] [stdout] 186 | | wrong", [INFO] [stdout] 187 | | num_different_paths, NUM_QUERIES [INFO] [stdout] 188 | | ) [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 183 ~ [INFO] [stdout] 184 | "too many different paths: {}, out of {}, a few different paths can be expected \ [INFO] [stdout] ... [INFO] [stdout] 187 | num_different_paths, NUM_QUERIES [INFO] [stdout] 188 ~ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.60s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "a3a01f4b2388ef58e90a2e798d67a52ced1011fc8b4be012878d89199bd7e5f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3a01f4b2388ef58e90a2e798d67a52ced1011fc8b4be012878d89199bd7e5f4", kill_on_drop: false }` [INFO] [stdout] a3a01f4b2388ef58e90a2e798d67a52ced1011fc8b4be012878d89199bd7e5f4