[INFO] cloning repository https://github.com/ebfull/powersoftau [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ebfull/powersoftau" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febfull%2Fpowersoftau", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febfull%2Fpowersoftau'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5429415959175082207fd61c10319e47a6b56e87 [INFO] checking ebfull/powersoftau against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febfull%2Fpowersoftau" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ebfull/powersoftau on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ebfull/powersoftau [INFO] finished tweaking git repo https://github.com/ebfull/powersoftau [INFO] tweaked toml for git repo https://github.com/ebfull/powersoftau written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/ebfull/powersoftau already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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 digest v0.6.2 [INFO] [stderr] Downloaded crypto-mac v0.4.0 [INFO] [stderr] Downloaded futures-cpupool v0.1.8 [INFO] [stderr] Downloaded byte-tools v0.2.0 [INFO] [stderr] Downloaded crossbeam v0.3.2 [INFO] [stderr] Downloaded futures v0.1.21 [INFO] [stderr] Downloaded rand v0.3.22 [INFO] [stderr] Downloaded num_cpus v1.8.0 [INFO] [stderr] Downloaded generic-array v0.8.3 [INFO] [stderr] Downloaded rand v0.4.2 [INFO] [stderr] Downloaded constant_time_eq v0.1.3 [INFO] [stderr] Downloaded proc-macro-hack-impl v0.4.0 [INFO] [stderr] Downloaded blake2 v0.6.1 [INFO] [stderr] Downloaded winapi v0.3.4 [INFO] [stderr] Downloaded nodrop v0.1.12 [INFO] [stderr] Downloaded hex-literal v0.1.1 [INFO] [stderr] Downloaded bellman v0.1.0 [INFO] [stderr] Downloaded hex-literal-impl v0.1.1 [INFO] [stderr] Downloaded libc v0.2.40 [INFO] [stderr] Downloaded pairing v0.14.1 [INFO] [stderr] Downloaded typenum v1.10.0 [INFO] [stderr] Downloaded byteorder v1.2.2 [INFO] [stderr] Downloaded bitflags v1.0.1 [INFO] [stderr] Downloaded redox_syscall v0.1.37 [INFO] [stderr] Downloaded time v0.1.39 [INFO] [stderr] Downloaded gcc v0.3.54 [INFO] [stderr] Downloaded proc-macro-hack v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce133b5323af4ad58d1db276de11bcfdf4a400d4463ddba3d9a96ac0d161118b [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" "ce133b5323af4ad58d1db276de11bcfdf4a400d4463ddba3d9a96ac0d161118b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce133b5323af4ad58d1db276de11bcfdf4a400d4463ddba3d9a96ac0d161118b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce133b5323af4ad58d1db276de11bcfdf4a400d4463ddba3d9a96ac0d161118b", kill_on_drop: false }` [INFO] [stdout] ce133b5323af4ad58d1db276de11bcfdf4a400d4463ddba3d9a96ac0d161118b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa121e159fa47267d966256f49ac5bf250144a2df8fc9adf068fdb14fc80fc41 [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" "aa121e159fa47267d966256f49ac5bf250144a2df8fc9adf068fdb14fc80fc41", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking futures v0.1.21 [INFO] [stderr] Compiling hex-literal-impl v0.1.1 [INFO] [stderr] Checking typenum v1.10.0 [INFO] [stderr] Checking hex-literal v0.1.1 [INFO] [stderr] Checking generic-array v0.8.3 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking crypto-mac v0.4.0 [INFO] [stderr] Checking digest v0.6.2 [INFO] [stderr] Checking blake2 v0.6.1 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking pairing v0.14.1 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Checking bellman v0.1.0 [INFO] [stderr] Checking powersoftau v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/lib.rs:57:34 [INFO] [stdout] | [INFO] [stdout] 57 | const TAU_POWERS_LENGTH: usize = (1 << 21); [INFO] [stdout] | ^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/lib.rs:664:21 [INFO] [stdout] | [INFO] [stdout] 44 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | --- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 664 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Mutex` is imported redundantly [INFO] [stdout] --> src/lib.rs:664:26 [INFO] [stdout] | [INFO] [stdout] 44 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ----- the item `Mutex` is already imported here [INFO] [stdout] ... [INFO] [stdout] 664 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/lib.rs:57:34 [INFO] [stdout] | [INFO] [stdout] 57 | const TAU_POWERS_LENGTH: usize = (1 << 21); [INFO] [stdout] | ^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/lib.rs:664:21 [INFO] [stdout] | [INFO] [stdout] 44 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | --- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 664 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Mutex` is imported redundantly [INFO] [stdout] --> src/lib.rs:664:26 [INFO] [stdout] | [INFO] [stdout] 44 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ----- the item `Mutex` is already imported here [INFO] [stdout] ... [INFO] [stdout] 664 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.00s [INFO] running `Command { std: "docker" "inspect" "aa121e159fa47267d966256f49ac5bf250144a2df8fc9adf068fdb14fc80fc41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa121e159fa47267d966256f49ac5bf250144a2df8fc9adf068fdb14fc80fc41", kill_on_drop: false }` [INFO] [stdout] aa121e159fa47267d966256f49ac5bf250144a2df8fc9adf068fdb14fc80fc41