[INFO] cloning repository https://github.com/domjanabi/pi_approximator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/domjanabi/pi_approximator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomjanabi%2Fpi_approximator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomjanabi%2Fpi_approximator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d9e022d94fcf53501c77fe44487655ddb7a87597 [INFO] checking domjanabi/pi_approximator against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomjanabi%2Fpi_approximator" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/domjanabi/pi_approximator 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/domjanabi/pi_approximator [INFO] finished tweaking git repo https://github.com/domjanabi/pi_approximator [INFO] tweaked toml for git repo https://github.com/domjanabi/pi_approximator written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/domjanabi/pi_approximator already has a lockfile, it will not be regenerated [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 rayon v1.6.1 [INFO] [stderr] Downloaded rayon-core v1.10.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c8bdb9da1550032339c6ceb763632ca696e3fda0fb965392fb297213c52e6f4d [INFO] running `Command { std: "docker" "start" "-a" "c8bdb9da1550032339c6ceb763632ca696e3fda0fb965392fb297213c52e6f4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8bdb9da1550032339c6ceb763632ca696e3fda0fb965392fb297213c52e6f4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8bdb9da1550032339c6ceb763632ca696e3fda0fb965392fb297213c52e6f4d", kill_on_drop: false }` [INFO] [stdout] c8bdb9da1550032339c6ceb763632ca696e3fda0fb965392fb297213c52e6f4d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 04ca1d253ea5e63db8e38969e912a153330c0e0b483b768845899431920824dc [INFO] running `Command { std: "docker" "start" "-a" "04ca1d253ea5e63db8e38969e912a153330c0e0b483b768845899431920824dc", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stderr] Compiling rayon-core v1.10.2 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Checking crossbeam-deque v0.8.2 [INFO] [stderr] Checking rayon v1.6.1 [INFO] [stderr] Checking pi_approx v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `s_cutoff` [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let s_cutoff = s*7/10; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_s_cutoff` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | for i in 0..(s as f64).log2() as u64 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s_cutoff` [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let s_cutoff = s*7/10; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_s_cutoff` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | for i in 0..(s as f64).log2() as u64 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `size` should have an upper case name [INFO] [stdout] --> src/main.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | const size:u64 = 10u64.pow(9); [INFO] [stdout] | ^^^^ help: convert the identifier to upper case: `SIZE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `size` should have an upper case name [INFO] [stdout] --> src/main.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | const size:u64 = 10u64.pow(9); [INFO] [stdout] | ^^^^ help: convert the identifier to upper case: `SIZE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [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` profile [unoptimized + debuginfo] target(s) in 5.04s [INFO] running `Command { std: "docker" "inspect" "04ca1d253ea5e63db8e38969e912a153330c0e0b483b768845899431920824dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04ca1d253ea5e63db8e38969e912a153330c0e0b483b768845899431920824dc", kill_on_drop: false }` [INFO] [stdout] 04ca1d253ea5e63db8e38969e912a153330c0e0b483b768845899431920824dc [INFO] checking domjanabi/pi_approximator against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomjanabi%2Fpi_approximator" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/domjanabi/pi_approximator 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/domjanabi/pi_approximator [INFO] finished tweaking git repo https://github.com/domjanabi/pi_approximator [INFO] tweaked toml for git repo https://github.com/domjanabi/pi_approximator written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/domjanabi/pi_approximator already has a lockfile, it will not be regenerated [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] decf4f43482e9b615c9187397d9ade10979bdc5f673ec8286d39e537c685fff4 [INFO] running `Command { std: "docker" "start" "-a" "decf4f43482e9b615c9187397d9ade10979bdc5f673ec8286d39e537c685fff4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "decf4f43482e9b615c9187397d9ade10979bdc5f673ec8286d39e537c685fff4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "decf4f43482e9b615c9187397d9ade10979bdc5f673ec8286d39e537c685fff4", kill_on_drop: false }` [INFO] [stdout] decf4f43482e9b615c9187397d9ade10979bdc5f673ec8286d39e537c685fff4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 479e295f10cb0dc41aef8020d1e3aac7710b4aa1e1b59ee9fe663720a2602e0f [INFO] running `Command { std: "docker" "start" "-a" "479e295f10cb0dc41aef8020d1e3aac7710b4aa1e1b59ee9fe663720a2602e0f", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stderr] Compiling rayon-core v1.10.2 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Checking crossbeam-deque v0.8.2 [INFO] [stderr] Checking rayon v1.6.1 [INFO] [stderr] Checking pi_approx v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `s_cutoff` [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let s_cutoff = s*7/10; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_s_cutoff` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | for i in 0..(s as f64).log2() as u64 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `size` should have an upper case name [INFO] [stdout] --> src/main.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | const size:u64 = 10u64.pow(9); [INFO] [stdout] | ^^^^ help: convert the identifier to upper case: `SIZE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s_cutoff` [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let s_cutoff = s*7/10; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_s_cutoff` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | for i in 0..(s as f64).log2() as u64 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `size` should have an upper case name [INFO] [stdout] --> src/main.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | const size:u64 = 10u64.pow(9); [INFO] [stdout] | ^^^^ help: convert the identifier to upper case: `SIZE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.66s [INFO] running `Command { std: "docker" "inspect" "479e295f10cb0dc41aef8020d1e3aac7710b4aa1e1b59ee9fe663720a2602e0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "479e295f10cb0dc41aef8020d1e3aac7710b4aa1e1b59ee9fe663720a2602e0f", kill_on_drop: false }` [INFO] [stdout] 479e295f10cb0dc41aef8020d1e3aac7710b4aa1e1b59ee9fe663720a2602e0f