[INFO] fetching crate powersoftau 0.1.0... [INFO] checking powersoftau-0.1.0 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] extracting crate powersoftau 0.1.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate powersoftau 0.1.0 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate powersoftau 0.1.0 [INFO] finished tweaking crates.io crate powersoftau 0.1.0 [INFO] tweaked toml for crates.io crate powersoftau 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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 blake2 v0.6.1 [INFO] [stderr] Downloaded pairing v0.13.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 52e79dc28e77594a8ad1ee08247b2ed9d15438d17580b5e251eab0e289e38c39 [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" "52e79dc28e77594a8ad1ee08247b2ed9d15438d17580b5e251eab0e289e38c39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52e79dc28e77594a8ad1ee08247b2ed9d15438d17580b5e251eab0e289e38c39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52e79dc28e77594a8ad1ee08247b2ed9d15438d17580b5e251eab0e289e38c39", kill_on_drop: false }` [INFO] [stdout] 52e79dc28e77594a8ad1ee08247b2ed9d15438d17580b5e251eab0e289e38c39 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e03a92ac1f0ce0cdbfae8682d554158739cc5b3407819b2b0f3ed1d6d37b327f [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" "e03a92ac1f0ce0cdbfae8682d554158739cc5b3407819b2b0f3ed1d6d37b327f", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking byte-tools v0.2.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking crossbeam v0.3.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking pairing v0.13.2 [INFO] [stderr] Checking generic-array v0.8.4 [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 powersoftau v0.1.0 (/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 5.26s [INFO] running `Command { std: "docker" "inspect" "e03a92ac1f0ce0cdbfae8682d554158739cc5b3407819b2b0f3ed1d6d37b327f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e03a92ac1f0ce0cdbfae8682d554158739cc5b3407819b2b0f3ed1d6d37b327f", kill_on_drop: false }` [INFO] [stdout] e03a92ac1f0ce0cdbfae8682d554158739cc5b3407819b2b0f3ed1d6d37b327f