[INFO] fetching crate graphalgs 0.1.1... [INFO] checking graphalgs-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate graphalgs 0.1.1 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate graphalgs 0.1.1 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 graphalgs 0.1.1 [INFO] finished tweaking crates.io crate graphalgs 0.1.1 [INFO] tweaked toml for crates.io crate graphalgs 0.1.1 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] Locking 84 packages [INFO] [stderr] Adding approx v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding fixedbitset v0.4.2 (latest: v0.5.6) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding nalgebra v0.25.4 (latest: v0.32.5) [INFO] [stderr] Adding num-complex v0.3.1 (latest: v0.4.5) [INFO] [stderr] Adding num-rational v0.3.2 (latest: v0.4.1) [INFO] [stderr] Adding simba v0.4.0 (latest: v0.8.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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] Downloading crates ... [INFO] [stderr] Downloaded simba v0.4.0 [INFO] [stderr] Downloaded approx v0.4.0 [INFO] [stderr] Downloaded nalgebra v0.25.4 [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] 96ff2f6b465498f3196091438836d96abfc2e3fafa04fbd2905a9c165181c709 [INFO] running `Command { std: "docker" "start" "-a" "96ff2f6b465498f3196091438836d96abfc2e3fafa04fbd2905a9c165181c709", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "96ff2f6b465498f3196091438836d96abfc2e3fafa04fbd2905a9c165181c709", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96ff2f6b465498f3196091438836d96abfc2e3fafa04fbd2905a9c165181c709", kill_on_drop: false }` [INFO] [stdout] 96ff2f6b465498f3196091438836d96abfc2e3fafa04fbd2905a9c165181c709 [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] 4f9792b0b1bdfe667bb1775b6cc33487113b8544d263ffccb43b6a61e8cf4c9a [INFO] running `Command { std: "docker" "start" "-a" "4f9792b0b1bdfe667bb1775b6cc33487113b8544d263ffccb43b6a61e8cf4c9a", kill_on_drop: false }` [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling matrixmultiply v0.3.8 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking petgraph v0.6.4 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking simba v0.4.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking nalgebra v0.25.4 [INFO] [stderr] Checking graphalgs v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `HashSet` is imported redundantly [INFO] [stdout] --> src/mst/boruvka.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 98 | use super::*; [INFO] [stdout] | -------- the item `HashSet` is already imported here [INFO] [stdout] ... [INFO] [stdout] 102 | use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.42s [INFO] running `Command { std: "docker" "inspect" "4f9792b0b1bdfe667bb1775b6cc33487113b8544d263ffccb43b6a61e8cf4c9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f9792b0b1bdfe667bb1775b6cc33487113b8544d263ffccb43b6a61e8cf4c9a", kill_on_drop: false }` [INFO] [stdout] 4f9792b0b1bdfe667bb1775b6cc33487113b8544d263ffccb43b6a61e8cf4c9a [INFO] checking graphalgs-0.1.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate graphalgs 0.1.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate graphalgs 0.1.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate graphalgs 0.1.1 [INFO] finished tweaking crates.io crate graphalgs 0.1.1 [INFO] tweaked toml for crates.io crate graphalgs 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 84 packages [INFO] [stderr] Adding approx v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding fixedbitset v0.4.2 (latest: v0.5.6) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding nalgebra v0.25.4 (latest: v0.32.5) [INFO] [stderr] Adding num-complex v0.3.1 (latest: v0.4.5) [INFO] [stderr] Adding num-rational v0.3.2 (latest: v0.4.1) [INFO] [stderr] Adding simba v0.4.0 (latest: v0.8.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b3e15b2010da008e5c30e91214f242541c54af82f6fee6cfb24975f6fe1cb41 [INFO] running `Command { std: "docker" "start" "-a" "5b3e15b2010da008e5c30e91214f242541c54af82f6fee6cfb24975f6fe1cb41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b3e15b2010da008e5c30e91214f242541c54af82f6fee6cfb24975f6fe1cb41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b3e15b2010da008e5c30e91214f242541c54af82f6fee6cfb24975f6fe1cb41", kill_on_drop: false }` [INFO] [stdout] 5b3e15b2010da008e5c30e91214f242541c54af82f6fee6cfb24975f6fe1cb41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3b1e906246f7f8c094a6c88a7b921930d8ebb6a1aab4227ba4f643aa76e6c0b [INFO] running `Command { std: "docker" "start" "-a" "f3b1e906246f7f8c094a6c88a7b921930d8ebb6a1aab4227ba4f643aa76e6c0b", kill_on_drop: false }` [INFO] [stderr] Compiling matrixmultiply v0.3.8 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking petgraph v0.6.4 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking simba v0.4.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking nalgebra v0.25.4 [INFO] [stderr] Checking graphalgs v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `HashSet` is imported redundantly [INFO] [stdout] --> src/mst/boruvka.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 98 | use super::*; [INFO] [stdout] | -------- the item `HashSet` is already imported here [INFO] [stdout] ... [INFO] [stdout] 102 | use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.98s [INFO] running `Command { std: "docker" "inspect" "f3b1e906246f7f8c094a6c88a7b921930d8ebb6a1aab4227ba4f643aa76e6c0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3b1e906246f7f8c094a6c88a7b921930d8ebb6a1aab4227ba4f643aa76e6c0b", kill_on_drop: false }` [INFO] [stdout] f3b1e906246f7f8c094a6c88a7b921930d8ebb6a1aab4227ba4f643aa76e6c0b