[INFO] cloning repository https://github.com/wagnerf42/rayon-logs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wagnerf42/rayon-logs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwagnerf42%2Frayon-logs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwagnerf42%2Frayon-logs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dc33137f11a5d1b8ed6fcd2d69fb7cab92238e42 [INFO] checking wagnerf42/rayon-logs against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwagnerf42%2Frayon-logs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wagnerf42/rayon-logs 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 git repo https://github.com/wagnerf42/rayon-logs [INFO] finished tweaking git repo https://github.com/wagnerf42/rayon-logs [INFO] tweaked toml for git repo https://github.com/wagnerf42/rayon-logs 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" "+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 92 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 cast v0.2.7 (latest: v0.3.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding criterion v0.2.11 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.3.1 (latest: v0.5.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.12.1) [INFO] [stderr] Adding libc v0.1.12 (latest: v0.2.153) [INFO] [stderr] Adding nom v4.2.3 (latest: v7.1.3) [INFO] [stderr] Adding perfcnt v0.5.1 (latest: v0.8.0) [INFO] [stderr] Adding phf v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf v0.8.0 (latest: v0.11.2) [INFO] [stderr] Adding phf_codegen v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_generator v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_shared v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_shared v0.8.0 (latest: v0.11.2) [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 v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_chacha v0.2.2 (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_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_hc v0.2.0 (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 rand_xoshiro v0.1.0 (latest: v0.6.0) [INFO] [stderr] Adding raw-cpuid v6.1.0 (latest: v11.0.1) [INFO] [stderr] Adding raw-cpuid v8.0.0 (latest: v11.0.1) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding remove_dir_all v0.5.3 (latest: v0.8.2) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding siphasher v0.2.3 (latest: v1.0.1) [INFO] [stderr] Adding siphasher v0.3.11 (latest: v1.0.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding version_check v0.1.5 (latest: v0.9.4) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding x86 v0.19.0 (latest: v0.52.0) [INFO] [stderr] Adding x86 v0.33.0 (latest: v0.52.0) [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 raw-cpuid v6.1.0 [INFO] [stderr] Downloaded mmap v0.1.1 [INFO] [stderr] Downloaded raw-cpuid v8.0.0 [INFO] [stderr] Downloaded x86 v0.33.0 [INFO] [stderr] Downloaded perfcnt v0.5.1 [INFO] [stderr] Downloaded x86 v0.19.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 88e541a85b1aa4317d0720f37453b9dd5dbfba169477cc9f49793dc0bd020a25 [INFO] running `Command { std: "docker" "start" "-a" "88e541a85b1aa4317d0720f37453b9dd5dbfba169477cc9f49793dc0bd020a25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "88e541a85b1aa4317d0720f37453b9dd5dbfba169477cc9f49793dc0bd020a25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88e541a85b1aa4317d0720f37453b9dd5dbfba169477cc9f49793dc0bd020a25", kill_on_drop: false }` [INFO] [stdout] 88e541a85b1aa4317d0720f37453b9dd5dbfba169477cc9f49793dc0bd020a25 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e87c487f8a44c19f2c66f598797de28ba982797f910b8c6632d75d2bfaa365ee [INFO] running `Command { std: "docker" "start" "-a" "e87c487f8a44c19f2c66f598797de28ba982797f910b8c6632d75d2bfaa365ee", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stderr] Checking rayon_logs v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rayon` is imported redundantly [INFO] [stdout] --> src/pool.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use rayon; [INFO] [stdout] | ^^^^^ the item `rayon` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rayon` is imported redundantly [INFO] [stdout] --> src/builder.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | use rayon::{self, ThreadPoolBuildError}; [INFO] [stdout] | ^^^^ the item `rayon` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/log.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `read_sequence` and `task` are never used [INFO] [stdout] --> src/fork_join_graph.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 14 | trait BlockVector { [INFO] [stdout] | ----------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 17 | fn read_sequence(&self, id: BlockId) -> &Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 18 | fn task(&self, id: BlockId) -> (TaskId, &TaskLog); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `median_tagged_times`, `median_tagged_counts`, and `median_tagged_speeds` are never used [INFO] [stdout] --> src/stats.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 20 | impl<'l> Stats<'l> { [INFO] [stdout] | ------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 86 | pub fn median_tagged_times<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | pub fn median_tagged_counts<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 122 | pub fn median_tagged_speeds<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rayon` is imported redundantly [INFO] [stdout] --> src/pool.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use rayon; [INFO] [stdout] | ^^^^^ the item `rayon` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rayon` is imported redundantly [INFO] [stdout] --> src/builder.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | use rayon::{self, ThreadPoolBuildError}; [INFO] [stdout] | ^^^^ the item `rayon` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/log.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `read_sequence` and `task` are never used [INFO] [stdout] --> src/fork_join_graph.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 14 | trait BlockVector { [INFO] [stdout] | ----------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 17 | fn read_sequence(&self, id: BlockId) -> &Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 18 | fn task(&self, id: BlockId) -> (TaskId, &TaskLog); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `median_tagged_times`, `median_tagged_counts`, and `median_tagged_speeds` are never used [INFO] [stdout] --> src/stats.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 20 | impl<'l> Stats<'l> { [INFO] [stdout] | ------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 86 | pub fn median_tagged_times<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | pub fn median_tagged_counts<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 122 | pub fn median_tagged_speeds<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.84s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "e87c487f8a44c19f2c66f598797de28ba982797f910b8c6632d75d2bfaa365ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e87c487f8a44c19f2c66f598797de28ba982797f910b8c6632d75d2bfaa365ee", kill_on_drop: false }` [INFO] [stdout] e87c487f8a44c19f2c66f598797de28ba982797f910b8c6632d75d2bfaa365ee [INFO] checking wagnerf42/rayon-logs against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwagnerf42%2Frayon-logs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wagnerf42/rayon-logs 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 git repo https://github.com/wagnerf42/rayon-logs [INFO] finished tweaking git repo https://github.com/wagnerf42/rayon-logs [INFO] tweaked toml for git repo https://github.com/wagnerf42/rayon-logs written to /workspace/builds/worker-4-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] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 92 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 cast v0.2.7 (latest: v0.3.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding criterion v0.2.11 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.3.1 (latest: v0.5.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.12.1) [INFO] [stderr] Adding libc v0.1.12 (latest: v0.2.153) [INFO] [stderr] Adding nom v4.2.3 (latest: v7.1.3) [INFO] [stderr] Adding perfcnt v0.5.1 (latest: v0.8.0) [INFO] [stderr] Adding phf v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf v0.8.0 (latest: v0.11.2) [INFO] [stderr] Adding phf_codegen v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_generator v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_shared v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_shared v0.8.0 (latest: v0.11.2) [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 v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_chacha v0.2.2 (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_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_hc v0.2.0 (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 rand_xoshiro v0.1.0 (latest: v0.6.0) [INFO] [stderr] Adding raw-cpuid v6.1.0 (latest: v11.0.1) [INFO] [stderr] Adding raw-cpuid v8.0.0 (latest: v11.0.1) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding remove_dir_all v0.5.3 (latest: v0.8.2) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding siphasher v0.2.3 (latest: v1.0.1) [INFO] [stderr] Adding siphasher v0.3.11 (latest: v1.0.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding version_check v0.1.5 (latest: v0.9.4) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding x86 v0.19.0 (latest: v0.52.0) [INFO] [stderr] Adding x86 v0.33.0 (latest: v0.52.0) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e2afbc0d5e04d4fd896efccc3c5145e204700b66b67c37e0f0765b98dcfc3a4a [INFO] running `Command { std: "docker" "start" "-a" "e2afbc0d5e04d4fd896efccc3c5145e204700b66b67c37e0f0765b98dcfc3a4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e2afbc0d5e04d4fd896efccc3c5145e204700b66b67c37e0f0765b98dcfc3a4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2afbc0d5e04d4fd896efccc3c5145e204700b66b67c37e0f0765b98dcfc3a4a", kill_on_drop: false }` [INFO] [stdout] e2afbc0d5e04d4fd896efccc3c5145e204700b66b67c37e0f0765b98dcfc3a4a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5966fb48598f328dca63e67e3d4a6201d9ca026efd7ea047fd644637bc9f0504 [INFO] running `Command { std: "docker" "start" "-a" "5966fb48598f328dca63e67e3d4a6201d9ca026efd7ea047fd644637bc9f0504", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking rayon_logs v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stdout] warning: the item `rayon` is imported redundantly [INFO] [stdout] --> src/pool.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use rayon; [INFO] [stdout] | ^^^^^ the item `rayon` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rayon` is imported redundantly [INFO] [stdout] --> src/builder.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | use rayon::{self, ThreadPoolBuildError}; [INFO] [stdout] | ^^^^ the item `rayon` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/log.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `read_sequence` and `task` are never used [INFO] [stdout] --> src/fork_join_graph.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 14 | trait BlockVector { [INFO] [stdout] | ----------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 17 | fn read_sequence(&self, id: BlockId) -> &Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 18 | fn task(&self, id: BlockId) -> (TaskId, &TaskLog); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `median_tagged_times`, `median_tagged_counts`, and `median_tagged_speeds` are never used [INFO] [stdout] --> src/stats.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 20 | impl<'l> Stats<'l> { [INFO] [stdout] | ------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 86 | pub fn median_tagged_times<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | pub fn median_tagged_counts<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 122 | pub fn median_tagged_speeds<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rayon` is imported redundantly [INFO] [stdout] --> src/pool.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use rayon; [INFO] [stdout] | ^^^^^ the item `rayon` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rayon` is imported redundantly [INFO] [stdout] --> src/builder.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | use rayon::{self, ThreadPoolBuildError}; [INFO] [stdout] | ^^^^ the item `rayon` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/log.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `read_sequence` and `task` are never used [INFO] [stdout] --> src/fork_join_graph.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 14 | trait BlockVector { [INFO] [stdout] | ----------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 17 | fn read_sequence(&self, id: BlockId) -> &Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 18 | fn task(&self, id: BlockId) -> (TaskId, &TaskLog); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `median_tagged_times`, `median_tagged_counts`, and `median_tagged_speeds` are never used [INFO] [stdout] --> src/stats.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 20 | impl<'l> Stats<'l> { [INFO] [stdout] | ------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 86 | pub fn median_tagged_times<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | pub fn median_tagged_counts<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 122 | pub fn median_tagged_speeds<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.58s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "5966fb48598f328dca63e67e3d4a6201d9ca026efd7ea047fd644637bc9f0504", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5966fb48598f328dca63e67e3d4a6201d9ca026efd7ea047fd644637bc9f0504", kill_on_drop: false }` [INFO] [stdout] 5966fb48598f328dca63e67e3d4a6201d9ca026efd7ea047fd644637bc9f0504