[INFO] cloning repository https://github.com/finn-rudolph/rhok
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/finn-rudolph/rhok" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffinn-rudolph%2Frhok", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffinn-rudolph%2Frhok'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b413650409ecc5bc33febafb6064e88d10a1cb8
[INFO] testing finn-rudolph/rhok against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffinn-rudolph%2Frhok" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/finn-rudolph/rhok
[INFO] finished tweaking git repo https://github.com/finn-rudolph/rhok
[INFO] tweaked toml for git repo https://github.com/finn-rudolph/rhok written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/finn-rudolph/rhok on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/finn-rudolph/rhok 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" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rug v1.24.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0f286ad00890e69a1d4084bb1dd7d7d340619990353960ab714e2e3950e684e
[INFO] running `Command { std: "docker" "start" "-a" "f0f286ad00890e69a1d4084bb1dd7d7d340619990353960ab714e2e3950e684e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0f286ad00890e69a1d4084bb1dd7d7d340619990353960ab714e2e3950e684e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0f286ad00890e69a1d4084bb1dd7d7d340619990353960ab714e2e3950e684e", kill_on_drop: false }`
[INFO] [stdout] f0f286ad00890e69a1d4084bb1dd7d7d340619990353960ab714e2e3950e684e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce67d054c4457afa92b7e9006d6ac3662d10882d4bad64e815c9a6afb425d577
[INFO] running `Command { std: "docker" "start" "-a" "ce67d054c4457afa92b7e9006d6ac3662d10882d4bad64e815c9a6afb425d577", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.2
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.24.0
[INFO] [stderr]    Compiling rhok v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/formula.rs:96:29
[INFO] [stdout]    |
[INFO] [stdout] 96 |     x.iter().fold(1, |a, b| (a * (b / gcd(a, *b))))
[INFO] [stdout]    |                             ^                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -     x.iter().fold(1, |a, b| (a * (b / gcd(a, *b))))
[INFO] [stdout] 96 +     x.iter().fold(1, |a, b| a * (b / gcd(a, *b)) )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `divisors` is never read
[INFO] [stdout]  --> src/formula.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Phi {
[INFO] [stdout]   |        --- field in this struct
[INFO] [stdout] 8 |     phi: Vec<u64>,
[INFO] [stdout] 9 |     divisors: Vec<Vec<u64>>,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `divisors` and `gcd_probability` are never used
[INFO] [stdout]   --> src/formula.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Phi {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn divisors(&self, n: u64) -> &Vec<u64> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn gcd_probability(&self, n: u64, d: u64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 56s
[INFO] running `Command { std: "docker" "inspect" "ce67d054c4457afa92b7e9006d6ac3662d10882d4bad64e815c9a6afb425d577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce67d054c4457afa92b7e9006d6ac3662d10882d4bad64e815c9a6afb425d577", kill_on_drop: false }`
[INFO] [stdout] ce67d054c4457afa92b7e9006d6ac3662d10882d4bad64e815c9a6afb425d577
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1501bb1090b74ccb7001faff6ea5b0b2ec5a340bc5c8cc3ad27072b5f106a3e9
[INFO] running `Command { std: "docker" "start" "-a" "1501bb1090b74ccb7001faff6ea5b0b2ec5a340bc5c8cc3ad27072b5f106a3e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rhok v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/formula.rs:96:29
[INFO] [stdout]    |
[INFO] [stdout] 96 |     x.iter().fold(1, |a, b| (a * (b / gcd(a, *b))))
[INFO] [stdout]    |                             ^                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -     x.iter().fold(1, |a, b| (a * (b / gcd(a, *b))))
[INFO] [stdout] 96 +     x.iter().fold(1, |a, b| a * (b / gcd(a, *b)) )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `divisors` is never read
[INFO] [stdout]  --> src/formula.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Phi {
[INFO] [stdout]   |        --- field in this struct
[INFO] [stdout] 8 |     phi: Vec<u64>,
[INFO] [stdout] 9 |     divisors: Vec<Vec<u64>>,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `divisors` and `gcd_probability` are never used
[INFO] [stdout]   --> src/formula.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Phi {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn divisors(&self, n: u64) -> &Vec<u64> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn gcd_probability(&self, n: u64, d: u64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "1501bb1090b74ccb7001faff6ea5b0b2ec5a340bc5c8cc3ad27072b5f106a3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1501bb1090b74ccb7001faff6ea5b0b2ec5a340bc5c8cc3ad27072b5f106a3e9", kill_on_drop: false }`
[INFO] [stdout] 1501bb1090b74ccb7001faff6ea5b0b2ec5a340bc5c8cc3ad27072b5f106a3e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e45834c53309fed8bb815af95677e597775375d42995b37c394eac58eeb9430
[INFO] running `Command { std: "docker" "start" "-a" "8e45834c53309fed8bb815af95677e597775375d42995b37c394eac58eeb9430", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/formula.rs:96:29
[INFO] [stderr]    |
[INFO] [stderr] 96 |     x.iter().fold(1, |a, b| (a * (b / gcd(a, *b))))
[INFO] [stderr]    |                             ^                    ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 96 -     x.iter().fold(1, |a, b| (a * (b / gcd(a, *b))))
[INFO] [stderr] 96 +     x.iter().fold(1, |a, b| a * (b / gcd(a, *b)) )
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `divisors` is never read
[INFO] [stderr]  --> src/formula.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct Phi {
[INFO] [stderr]   |        --- field in this struct
[INFO] [stderr] 8 |     phi: Vec<u64>,
[INFO] [stderr] 9 |     divisors: Vec<Vec<u64>>,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `divisors` and `gcd_probability` are never used
[INFO] [stderr]   --> src/formula.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl Phi {
[INFO] [stderr]    | -------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 58 |     fn divisors(&self, n: u64) -> &Vec<u64> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 |     fn gcd_probability(&self, n: u64, d: u64) -> f64 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rhok` (bin "rhok" test) generated 3 warnings (run `cargo fix --bin "rhok" -p rhok --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rhok-8baf932137902be7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test formula::test::test_expected_time ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8e45834c53309fed8bb815af95677e597775375d42995b37c394eac58eeb9430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e45834c53309fed8bb815af95677e597775375d42995b37c394eac58eeb9430", kill_on_drop: false }`
[INFO] [stdout] 8e45834c53309fed8bb815af95677e597775375d42995b37c394eac58eeb9430