[INFO] fetching crate quadratic 0.3.1...
[INFO] testing quadratic-0.3.1 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate quadratic 0.3.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate quadratic 0.3.1
[INFO] finished tweaking crates.io crate quadratic 0.3.1
[INFO] tweaked toml for crates.io crate quadratic 0.3.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate quadratic 0.3.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to highest compatible versions
[INFO] [stderr]       Adding num v0.1.43 (available: v0.4.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `quadratic` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a301e013933bc21b1ae532191a5af5beb79f888efdf30d9fdda792881bfe91aa
[INFO] running `Command { std: "docker" "start" "a301e013933bc21b1ae532191a5af5beb79f888efdf30d9fdda792881bfe91aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a301e013933bc21b1ae532191a5af5beb79f888efdf30d9fdda792881bfe91aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a301e013933bc21b1ae532191a5af5beb79f888efdf30d9fdda792881bfe91aa" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a301e013933bc21b1ae532191a5af5beb79f888efdf30d9fdda792881bfe91aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a301e013933bc21b1ae532191a5af5beb79f888efdf30d9fdda792881bfe91aa" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `quadratic` (manifest) generated 1 warning
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]    Compiling libc v0.2.190
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.1.45
[INFO] [stderr]    Compiling num-complex v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.43
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]    Compiling num-iter v0.1.46
[INFO] [stderr]    Compiling num v0.1.43
[INFO] [stderr]    Compiling quadratic v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn two_over(n: usize) -> (i8) {
[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] 17 - fn two_over(n: usize) -> (i8) {
[INFO] [stdout] 17 + fn two_over(n: usize) -> i8 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:23:43
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn reciprocity(num: usize, den: usize) -> (i8) {
[INFO] [stdout]    |                                           ^  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 - fn reciprocity(num: usize, den: usize) -> (i8) {
[INFO] [stdout] 23 + fn reciprocity(num: usize, den: usize) -> i8 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.20s
[INFO] running `Command { std: "docker" "inspect" "a301e013933bc21b1ae532191a5af5beb79f888efdf30d9fdda792881bfe91aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a301e013933bc21b1ae532191a5af5beb79f888efdf30d9fdda792881bfe91aa" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `quadratic` (manifest) generated 1 warning
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn two_over(n: usize) -> (i8) {
[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] 17 - fn two_over(n: usize) -> (i8) {
[INFO] [stdout] 17 + fn two_over(n: usize) -> i8 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:23:43
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn reciprocity(num: usize, den: usize) -> (i8) {
[INFO] [stdout]    |                                           ^  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 - fn reciprocity(num: usize, den: usize) -> (i8) {
[INFO] [stdout] 23 + fn reciprocity(num: usize, den: usize) -> i8 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quadratic v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn two_over(n: usize) -> (i8) {
[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] 17 - fn two_over(n: usize) -> (i8) {
[INFO] [stdout] 17 + fn two_over(n: usize) -> i8 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:23:43
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn reciprocity(num: usize, den: usize) -> (i8) {
[INFO] [stdout]    |                                           ^  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 - fn reciprocity(num: usize, den: usize) -> (i8) {
[INFO] [stdout] 23 + fn reciprocity(num: usize, den: usize) -> i8 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "a301e013933bc21b1ae532191a5af5beb79f888efdf30d9fdda792881bfe91aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a301e013933bc21b1ae532191a5af5beb79f888efdf30d9fdda792881bfe91aa" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `quadratic` (manifest) generated 1 warning
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:17:26
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn two_over(n: usize) -> (i8) {
[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] 17 - fn two_over(n: usize) -> (i8) {
[INFO] [stderr] 17 + fn two_over(n: usize) -> i8 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:23:43
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn reciprocity(num: usize, den: usize) -> (i8) {
[INFO] [stderr]    |                                           ^  ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 23 - fn reciprocity(num: usize, den: usize) -> (i8) {
[INFO] [stderr] 23 + fn reciprocity(num: usize, den: usize) -> i8 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `quadratic` (lib) generated 2 warnings (run `cargo fix --lib -p quadratic` to apply 2 suggestions)
[INFO] [stderr] warning: `quadratic` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/quadratic/1b801a157777ff15/out/quadratic-1b801a157777ff15)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::periodicity ... ok
[INFO] [stdout] test tests::minus_one_over_p ... ok
[INFO] [stdout] test tests::negative_moduli_fails ... ok
[INFO] [stdout] test tests::even_moduli_fails ... ok
[INFO] [stdout] test tests::three_over_p ... ok
[INFO] [stdout] test tests::two_over_p ... ok
[INFO] [stdout] test tests::jacobi_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests quadratic
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:17:26
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn two_over(n: usize) -> (i8) {
[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] 17 - fn two_over(n: usize) -> (i8) {
[INFO] [stderr] 17 + fn two_over(n: usize) -> i8 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:23:43
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn reciprocity(num: usize, den: usize) -> (i8) {
[INFO] [stderr]    |                                           ^  ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 23 - fn reciprocity(num: usize, den: usize) -> (i8) {
[INFO] [stderr] 23 + fn reciprocity(num: usize, den: usize) -> i8 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - jacobi (line 36) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a301e013933bc21b1ae532191a5af5beb79f888efdf30d9fdda792881bfe91aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a301e013933bc21b1ae532191a5af5beb79f888efdf30d9fdda792881bfe91aa", kill_on_drop: false }`
[INFO] [stdout] a301e013933bc21b1ae532191a5af5beb79f888efdf30d9fdda792881bfe91aa
