[INFO] cloning repository https://github.com/akshaydewan/conc-spike
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akshaydewan/conc-spike" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakshaydewan%2Fconc-spike", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakshaydewan%2Fconc-spike'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17c6f26811a6559b20042cde23bd9c7d3a1b3a1c
[INFO] testing akshaydewan/conc-spike against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakshaydewan%2Fconc-spike" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/akshaydewan/conc-spike
[INFO] finished tweaking git repo https://github.com/akshaydewan/conc-spike
[INFO] tweaked toml for git repo https://github.com/akshaydewan/conc-spike written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/akshaydewan/conc-spike on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/akshaydewan/conc-spike 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const-random v0.1.8
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.14
[INFO] [stderr]   Downloaded ahash v0.3.2
[INFO] [stderr]   Downloaded const-random-macro v0.1.8
[INFO] [stderr]   Downloaded memoffset v0.5.4
[INFO] [stderr]   Downloaded rayon-core v1.7.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.1
[INFO] [stderr]   Downloaded dashmap v3.7.0
[INFO] [stderr]   Downloaded rayon v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 031edf40929b42522b3ad1456b82bda1476311e3aa0979a0a0ae1ffbf4c2a925
[INFO] running `Command { std: "docker" "start" "-a" "031edf40929b42522b3ad1456b82bda1476311e3aa0979a0a0ae1ffbf4c2a925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "031edf40929b42522b3ad1456b82bda1476311e3aa0979a0a0ae1ffbf4c2a925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "031edf40929b42522b3ad1456b82bda1476311e3aa0979a0a0ae1ffbf4c2a925", kill_on_drop: false }`
[INFO] [stdout] 031edf40929b42522b3ad1456b82bda1476311e3aa0979a0a0ae1ffbf4c2a925
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] a8043ba60c09d2c17c7b19d14b4d0bac092cc4c0e2b4109c8f4155702b6be3bc
[INFO] running `Command { std: "docker" "start" "-a" "a8043ba60c09d2c17c7b19d14b4d0bac092cc4c0e2b4109c8f4155702b6be3bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro-hack v0.5.14
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling ahash v0.3.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling dashmap v3.7.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling conc-spike v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/main.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 | const AGENTS: Range<i32> = (0..20_000_000);
[INFO] [stdout]   |                            ^             ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 9 - const AGENTS: Range<i32> = (0..20_000_000);
[INFO] [stdout] 9 + const AGENTS: Range<i32> = 0..20_000_000;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.00s
[INFO] running `Command { std: "docker" "inspect" "a8043ba60c09d2c17c7b19d14b4d0bac092cc4c0e2b4109c8f4155702b6be3bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8043ba60c09d2c17c7b19d14b4d0bac092cc4c0e2b4109c8f4155702b6be3bc", kill_on_drop: false }`
[INFO] [stdout] a8043ba60c09d2c17c7b19d14b4d0bac092cc4c0e2b4109c8f4155702b6be3bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d41b3c633bfed789e2b163ac3df98342a51996d64a1371f8d56eba159caa98e2
[INFO] running `Command { std: "docker" "start" "-a" "d41b3c633bfed789e2b163ac3df98342a51996d64a1371f8d56eba159caa98e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling conc-spike v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/main.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 | const AGENTS: Range<i32> = (0..20_000_000);
[INFO] [stdout]   |                            ^             ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 9 - const AGENTS: Range<i32> = (0..20_000_000);
[INFO] [stdout] 9 + const AGENTS: Range<i32> = 0..20_000_000;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "d41b3c633bfed789e2b163ac3df98342a51996d64a1371f8d56eba159caa98e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d41b3c633bfed789e2b163ac3df98342a51996d64a1371f8d56eba159caa98e2", kill_on_drop: false }`
[INFO] [stdout] d41b3c633bfed789e2b163ac3df98342a51996d64a1371f8d56eba159caa98e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] c3cb07c2bdc20551716103f1589adfb012587e116ed4f70d8604b75f9098d3a8
[INFO] running `Command { std: "docker" "start" "-a" "c3cb07c2bdc20551716103f1589adfb012587e116ed4f70d8604b75f9098d3a8", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]  --> src/main.rs:9:28
[INFO] [stderr]   |
[INFO] [stderr] 9 | const AGENTS: Range<i32> = (0..20_000_000);
[INFO] [stderr]   |                            ^             ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr] 9 - const AGENTS: Range<i32> = (0..20_000_000);
[INFO] [stderr] 9 + const AGENTS: Range<i32> = 0..20_000_000;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `conc-spike` (bin "conc-spike" test) generated 1 warning (run `cargo fix --bin "conc-spike" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/conc_spike-358958894b13c70c)
[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" "c3cb07c2bdc20551716103f1589adfb012587e116ed4f70d8604b75f9098d3a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3cb07c2bdc20551716103f1589adfb012587e116ed4f70d8604b75f9098d3a8", kill_on_drop: false }`
[INFO] [stdout] c3cb07c2bdc20551716103f1589adfb012587e116ed4f70d8604b75f9098d3a8