[INFO] cloning repository https://github.com/fsolleza/temp_push_atomic [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fsolleza/temp_push_atomic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffsolleza%2Ftemp_push_atomic", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffsolleza%2Ftemp_push_atomic'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4fc6f2e1215fbc6428b1fb2c85090ca10f138652 [INFO] testing fsolleza/temp_push_atomic against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffsolleza%2Ftemp_push_atomic" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fsolleza/temp_push_atomic on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fsolleza/temp_push_atomic [INFO] finished tweaking git repo https://github.com/fsolleza/temp_push_atomic [INFO] tweaked toml for git repo https://github.com/fsolleza/temp_push_atomic written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/fsolleza/temp_push_atomic already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rtrb v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6dd5bf420a0778138001cc164c1e163ddc5213c971e5c24f453f892cf36c6fec [INFO] running `Command { std: "docker" "start" "-a" "6dd5bf420a0778138001cc164c1e163ddc5213c971e5c24f453f892cf36c6fec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6dd5bf420a0778138001cc164c1e163ddc5213c971e5c24f453f892cf36c6fec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dd5bf420a0778138001cc164c1e163ddc5213c971e5c24f453f892cf36c6fec", kill_on_drop: false }` [INFO] [stdout] 6dd5bf420a0778138001cc164c1e163ddc5213c971e5c24f453f892cf36c6fec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 714f01bb2423ffebe76f4c692ce4052b145f20bef13a1565bca17a7a8bdea804 [INFO] running `Command { std: "docker" "start" "-a" "714f01bb2423ffebe76f4c692ce4052b145f20bef13a1565bca17a7a8bdea804", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling ppv-lite86 v0.2.15 [INFO] [stderr] Compiling rtrb v0.2.0 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling memfences v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `AtomicIsize`, `RwLock` [INFO] [stdout] --> src/exp2.rs:3:50 [INFO] [stdout] | [INFO] [stdout] 3 | atomic::{AtomicBool, AtomicPtr, AtomicUsize, AtomicIsize, AtomicU64, Ordering::SeqCst}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 4 | Arc, RwLock, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/exp2.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rtrb::*` [INFO] [stdout] --> src/exp2.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use rtrb::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/exp1.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `update_cnt` is assigned to, but never used [INFO] [stdout] --> src/exp2.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | let mut update_cnt = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_update_cnt` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `v` is assigned to, but never used [INFO] [stdout] --> src/exp2.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let mut v = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_v` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `sum` is assigned to, but never used [INFO] [stdout] --> src/exp2.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let mut sum = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_sum` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `v` is never read [INFO] [stdout] --> src/exp2.rs:98:17 [INFO] [stdout] | [INFO] [stdout] 98 | v = r.version; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `v` is assigned to, but never used [INFO] [stdout] --> src/exp2.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | let mut v = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_v` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `v` is never read [INFO] [stdout] --> src/exp2.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | v = read.version; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/exp2.rs:118:5 [INFO] [stdout] | [INFO] [stdout] 118 | data: &Base, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `counter` [INFO] [stdout] --> src/exp2.rs:154:13 [INFO] [stdout] | [INFO] [stdout] 154 | let mut counter = 0; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `counter` [INFO] [stdout] --> src/exp2.rs:168:13 [INFO] [stdout] | [INFO] [stdout] 168 | let mut counter = 0; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/exp2.rs:280:9 [INFO] [stdout] | [INFO] [stdout] 280 | for i in 0..ITERS { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/exp2.rs:294:9 [INFO] [stdout] | [INFO] [stdout] 294 | for i in 0..ITERS{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/exp2.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | for i in 0..3 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/exp2.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | for i in 0..3 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/exp2.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | let mut counter = 0; [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] --> src/exp2.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | let mut counter = 0; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/exp2.rs:206:9 [INFO] [stdout] | [INFO] [stdout] 206 | h.join(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/exp2.rs:248:9 [INFO] [stdout] | [INFO] [stdout] 248 | h.join(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.72s [INFO] running `Command { std: "docker" "inspect" "714f01bb2423ffebe76f4c692ce4052b145f20bef13a1565bca17a7a8bdea804", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "714f01bb2423ffebe76f4c692ce4052b145f20bef13a1565bca17a7a8bdea804", kill_on_drop: false }` [INFO] [stdout] 714f01bb2423ffebe76f4c692ce4052b145f20bef13a1565bca17a7a8bdea804 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 01996a38fe8357ea7e92091768968783ee4d9a91d9d9a46933dfa597bb3799a3 [INFO] running `Command { std: "docker" "start" "-a" "01996a38fe8357ea7e92091768968783ee4d9a91d9d9a46933dfa597bb3799a3", kill_on_drop: false }` [INFO] [stderr] Compiling memfences v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/exp1.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AtomicIsize`, `RwLock` [INFO] [stdout] --> src/exp2.rs:3:50 [INFO] [stdout] | [INFO] [stdout] 3 | atomic::{AtomicBool, AtomicPtr, AtomicUsize, AtomicIsize, AtomicU64, Ordering::SeqCst}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 4 | Arc, RwLock, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/exp2.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rtrb::*` [INFO] [stdout] --> src/exp2.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use rtrb::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `update_cnt` is assigned to, but never used [INFO] [stdout] --> src/exp2.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | let mut update_cnt = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_update_cnt` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `v` is assigned to, but never used [INFO] [stdout] --> src/exp2.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let mut v = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_v` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `sum` is assigned to, but never used [INFO] [stdout] --> src/exp2.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let mut sum = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_sum` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `v` is never read [INFO] [stdout] --> src/exp2.rs:98:17 [INFO] [stdout] | [INFO] [stdout] 98 | v = r.version; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `v` is assigned to, but never used [INFO] [stdout] --> src/exp2.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | let mut v = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_v` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `v` is never read [INFO] [stdout] --> src/exp2.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | v = read.version; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/exp2.rs:118:5 [INFO] [stdout] | [INFO] [stdout] 118 | data: &Base, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `counter` [INFO] [stdout] --> src/exp2.rs:154:13 [INFO] [stdout] | [INFO] [stdout] 154 | let mut counter = 0; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `counter` [INFO] [stdout] --> src/exp2.rs:168:13 [INFO] [stdout] | [INFO] [stdout] 168 | let mut counter = 0; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/exp2.rs:280:9 [INFO] [stdout] | [INFO] [stdout] 280 | for i in 0..ITERS { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/exp2.rs:294:9 [INFO] [stdout] | [INFO] [stdout] 294 | for i in 0..ITERS{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/exp2.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | for i in 0..3 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/exp2.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | for i in 0..3 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/exp2.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | let mut counter = 0; [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] --> src/exp2.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | let mut counter = 0; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/exp2.rs:206:9 [INFO] [stdout] | [INFO] [stdout] 206 | h.join(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/exp2.rs:248:9 [INFO] [stdout] | [INFO] [stdout] 248 | h.join(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "01996a38fe8357ea7e92091768968783ee4d9a91d9d9a46933dfa597bb3799a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01996a38fe8357ea7e92091768968783ee4d9a91d9d9a46933dfa597bb3799a3", kill_on_drop: false }` [INFO] [stdout] 01996a38fe8357ea7e92091768968783ee4d9a91d9d9a46933dfa597bb3799a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b6197fd5c23fc5fb5612eefadfd2e2904092ec2732e296d8aa3dc97bf167b1a9 [INFO] running `Command { std: "docker" "start" "-a" "b6197fd5c23fc5fb5612eefadfd2e2904092ec2732e296d8aa3dc97bf167b1a9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused imports: `AtomicIsize`, `RwLock` [INFO] [stderr] --> src/exp2.rs:3:50 [INFO] [stderr] | [INFO] [stderr] 3 | atomic::{AtomicBool, AtomicPtr, AtomicUsize, AtomicIsize, AtomicU64, Ordering::SeqCst}, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] 4 | Arc, RwLock, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::mem` [INFO] [stderr] --> src/exp2.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::mem; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rtrb::*` [INFO] [stderr] --> src/exp2.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use rtrb::*; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `update_cnt` is assigned to, but never used [INFO] [stderr] --> src/exp2.rs:87:13 [INFO] [stderr] | [INFO] [stderr] 87 | let mut update_cnt = 0; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_update_cnt` instead [INFO] [stderr] [INFO] [stderr] warning: variable `v` is assigned to, but never used [INFO] [stderr] --> src/exp2.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | let mut v = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_v` instead [INFO] [stderr] [INFO] [stderr] warning: variable `sum` is assigned to, but never used [INFO] [stderr] --> src/exp2.rs:89:13 [INFO] [stderr] | [INFO] [stderr] 89 | let mut sum = 0; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_sum` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `v` is never read [INFO] [stderr] --> src/exp2.rs:98:17 [INFO] [stderr] | [INFO] [stderr] 98 | v = r.version; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `v` is assigned to, but never used [INFO] [stderr] --> src/exp2.rs:122:13 [INFO] [stderr] | [INFO] [stderr] 122 | let mut v = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_v` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `v` is never read [INFO] [stderr] --> src/exp2.rs:126:9 [INFO] [stderr] | [INFO] [stderr] 126 | v = read.version; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/exp2.rs:118:5 [INFO] [stderr] | [INFO] [stderr] 118 | data: &Base, [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `counter` [INFO] [stderr] --> src/exp2.rs:154:13 [INFO] [stderr] | [INFO] [stderr] 154 | let mut counter = 0; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `counter` [INFO] [stderr] --> src/exp2.rs:168:13 [INFO] [stderr] | [INFO] [stderr] 168 | let mut counter = 0; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/exp2.rs:280:9 [INFO] [stderr] | [INFO] [stderr] 280 | for i in 0..ITERS { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/exp2.rs:294:9 [INFO] [stderr] | [INFO] [stderr] 294 | for i in 0..ITERS{ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/exp2.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | for i in 0..3 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/exp2.rs:71:13 [INFO] [stderr] | [INFO] [stderr] 71 | for i in 0..3 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/exp2.rs:154:9 [INFO] [stderr] | [INFO] [stderr] 154 | let mut counter = 0; [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] --> src/exp2.rs:168:9 [INFO] [stderr] | [INFO] [stderr] 168 | let mut counter = 0; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/exp2.rs:206:9 [INFO] [stderr] | [INFO] [stderr] 206 | h.join(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/exp2.rs:248:9 [INFO] [stderr] | [INFO] [stderr] 248 | h.join(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/exp1.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `memfences` (bin "exp2" test) generated 20 warnings [INFO] [stderr] warning: `memfences` (bin "exp1" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 9.95s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/exp1-29f2f58e6110e9a4) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/exp2-fec7c07fe3b6d351) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b6197fd5c23fc5fb5612eefadfd2e2904092ec2732e296d8aa3dc97bf167b1a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6197fd5c23fc5fb5612eefadfd2e2904092ec2732e296d8aa3dc97bf167b1a9", kill_on_drop: false }` [INFO] [stdout] b6197fd5c23fc5fb5612eefadfd2e2904092ec2732e296d8aa3dc97bf167b1a9