[INFO] fetching crate phase2 0.2.2... [INFO] testing phase2-0.2.2 against 1.55.0 for beta-1.56-1 [INFO] extracting crate phase2 0.2.2 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate phase2 0.2.2 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate phase2 0.2.2 [INFO] finished tweaking crates.io crate phase2 0.2.2 [INFO] tweaked toml for crates.io crate phase2 0.2.2 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 373b16a8bf1a0ced153f75a0fc4ad37e0c1010e6a5e309d5bc1b8d0d1af477ed [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" "373b16a8bf1a0ced153f75a0fc4ad37e0c1010e6a5e309d5bc1b8d0d1af477ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "373b16a8bf1a0ced153f75a0fc4ad37e0c1010e6a5e309d5bc1b8d0d1af477ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "373b16a8bf1a0ced153f75a0fc4ad37e0c1010e6a5e309d5bc1b8d0d1af477ed", kill_on_drop: false }` [INFO] [stdout] 373b16a8bf1a0ced153f75a0fc4ad37e0c1010e6a5e309d5bc1b8d0d1af477ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f5e68715d4101f50c97131385f7e81ca6054933f03ca83cc25281256465ac73 [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" "6f5e68715d4101f50c97131385f7e81ca6054933f03ca83cc25281256465ac73", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam v0.3.2 [INFO] [stderr] Compiling pairing v0.14.2 [INFO] [stderr] Compiling bellman v0.1.0 [INFO] [stderr] Compiling phase2 v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/lib.rs:1203:21 [INFO] [stdout] | [INFO] [stdout] 225 | Arc [INFO] [stdout] | --- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 1203 | 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.41s [INFO] running `Command { std: "docker" "inspect" "6f5e68715d4101f50c97131385f7e81ca6054933f03ca83cc25281256465ac73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f5e68715d4101f50c97131385f7e81ca6054933f03ca83cc25281256465ac73", kill_on_drop: false }` [INFO] [stdout] 6f5e68715d4101f50c97131385f7e81ca6054933f03ca83cc25281256465ac73 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c160305369935d7e2db62720bb7947185a1097b6a171262435dfc77270766147 [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" "c160305369935d7e2db62720bb7947185a1097b6a171262435dfc77270766147", kill_on_drop: false }` [INFO] [stderr] Compiling phase2 v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/lib.rs:1203:21 [INFO] [stdout] | [INFO] [stdout] 225 | Arc [INFO] [stdout] | --- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 1203 | 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/lib.rs:1203:21 [INFO] [stdout] | [INFO] [stdout] 225 | Arc [INFO] [stdout] | --- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 1203 | 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: variable does not need to be mutable [INFO] [stdout] --> examples/mimc.rs:111:17 [INFO] [stdout] | [INFO] [stdout] 111 | let mut tmp_value = xl_value.map(|mut e| { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/mimc.rs:116:17 [INFO] [stdout] | [INFO] [stdout] 116 | let mut tmp = cs.alloc(|| "tmp", || { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/mimc.rs:130:17 [INFO] [stdout] | [INFO] [stdout] 130 | let mut new_xl_value = xl_value.map(|mut e| { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/mimc.rs:137:17 [INFO] [stdout] | [INFO] [stdout] 137 | let mut new_xl = if i == (MIMC_ROUNDS-1) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.61s [INFO] running `Command { std: "docker" "inspect" "c160305369935d7e2db62720bb7947185a1097b6a171262435dfc77270766147", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c160305369935d7e2db62720bb7947185a1097b6a171262435dfc77270766147", kill_on_drop: false }` [INFO] [stdout] c160305369935d7e2db62720bb7947185a1097b6a171262435dfc77270766147 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e31cf226cf20e9ca77dce28d6a4b42c4bc2f02604aabdf76905168b5e3896443 [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" "e31cf226cf20e9ca77dce28d6a4b42c4bc2f02604aabdf76905168b5e3896443", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: the item `Arc` is imported redundantly [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/lib.rs:1203:21 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 225 | Arc [INFO] [stdout] [INFO] [stderr] | --- the item `Arc` is already imported here [INFO] [stderr] ... [INFO] [stderr] 1203 | use std::sync::{Arc, Mutex}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `phase2` (lib) generated 1 warning [INFO] [stderr] warning: `phase2` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/mimc.rs:111:17 [INFO] [stderr] | [INFO] [stderr] 111 | let mut tmp_value = xl_value.map(|mut e| { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/mimc.rs:116:17 [INFO] [stderr] | [INFO] [stderr] 116 | let mut tmp = cs.alloc(|| "tmp", || { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/mimc.rs:130:17 [INFO] [stderr] | [INFO] [stderr] 130 | let mut new_xl_value = xl_value.map(|mut e| { [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/mimc.rs:137:17 [INFO] [stderr] | [INFO] [stderr] 137 | let mut new_xl = if i == (MIMC_ROUNDS-1) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `phase2` (example "mimc") generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/phase2-85b6f996cdc15b87) [INFO] [stderr] Doc-tests phase2 [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/lib.rs - (line 152) ... ignored [INFO] [stdout] test src/lib.rs - (line 168) ... ignored [INFO] [stdout] test src/lib.rs - (line 184) ... ignored [INFO] [stdout] test src/lib.rs - (line 85) ... ignored [INFO] [stdout] test src/lib.rs - (line 13) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.70s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e31cf226cf20e9ca77dce28d6a4b42c4bc2f02604aabdf76905168b5e3896443", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e31cf226cf20e9ca77dce28d6a4b42c4bc2f02604aabdf76905168b5e3896443", kill_on_drop: false }` [INFO] [stdout] e31cf226cf20e9ca77dce28d6a4b42c4bc2f02604aabdf76905168b5e3896443