[INFO] cloning repository https://github.com/beatrizlaranjinha/super_mini_math_lib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/beatrizlaranjinha/super_mini_math_lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeatrizlaranjinha%2Fsuper_mini_math_lib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeatrizlaranjinha%2Fsuper_mini_math_lib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8fe11041f6cda37cd34888487e74a3818c2288d
[INFO] testing beatrizlaranjinha/super_mini_math_lib against 1.100.0-beta.1 for beta-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeatrizlaranjinha%2Fsuper_mini_math_lib" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/beatrizlaranjinha/super_mini_math_lib
[INFO] finished tweaking git repo https://github.com/beatrizlaranjinha/super_mini_math_lib
[INFO] tweaked toml for git repo https://github.com/beatrizlaranjinha/super_mini_math_lib written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/beatrizlaranjinha/super_mini_math_lib 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] crate git repo https://github.com/beatrizlaranjinha/super_mini_math_lib 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" "+1.100.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0cba8518024f4689289b3aa6c2742c029401d2e27a25ebbb5518cbfd942849bd
[INFO] running `Command { std: "docker" "start" "0cba8518024f4689289b3aa6c2742c029401d2e27a25ebbb5518cbfd942849bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cba8518024f4689289b3aa6c2742c029401d2e27a25ebbb5518cbfd942849bd", 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" "0cba8518024f4689289b3aa6c2742c029401d2e27a25ebbb5518cbfd942849bd" "/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" "0cba8518024f4689289b3aa6c2742c029401d2e27a25ebbb5518cbfd942849bd", 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" "0cba8518024f4689289b3aa6c2742c029401d2e27a25ebbb5518cbfd942849bd" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rug v1.28.1
[INFO] [stderr]    Compiling az v1.3.0
[INFO] [stderr]    Compiling syn v2.0.116
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling bit-struct v0.3.2
[INFO] [stderr]    Compiling super_mini_math_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `resto` is never read
[INFO] [stdout]   --> src/math.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let mut resto = 0;
[INFO] [stdout]    |                     ^ this value is reassigned later and never used
[INFO] [stdout] 53 |     while b != 0 {
[INFO] [stdout] 54 |         resto = a % b;
[INFO] [stdout]    |         ------------- `resto` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bit_struct::u6`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bit_struct::u6;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5m 14s
[INFO] running `Command { std: "docker" "inspect" "0cba8518024f4689289b3aa6c2742c029401d2e27a25ebbb5518cbfd942849bd", 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" "0cba8518024f4689289b3aa6c2742c029401d2e27a25ebbb5518cbfd942849bd" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling super_mini_math_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `resto` is never read
[INFO] [stdout]   --> src/math.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let mut resto = 0;
[INFO] [stdout]    |                     ^ this value is reassigned later and never used
[INFO] [stdout] 53 |     while b != 0 {
[INFO] [stdout] 54 |         resto = a % b;
[INFO] [stdout]    |         ------------- `resto` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bit_struct::u6`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bit_struct::u6;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `resto` is never read
[INFO] [stdout]   --> src/math.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let mut resto = 0;
[INFO] [stdout]    |                     ^ this value is reassigned later and never used
[INFO] [stdout] 53 |     while b != 0 {
[INFO] [stdout] 54 |         resto = a % b;
[INFO] [stdout]    |         ------------- `resto` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "0cba8518024f4689289b3aa6c2742c029401d2e27a25ebbb5518cbfd942849bd", 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" "0cba8518024f4689289b3aa6c2742c029401d2e27a25ebbb5518cbfd942849bd" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `resto` is never read
[INFO] [stderr]   --> src/math.rs:52:21
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let mut resto = 0;
[INFO] [stderr]    |                     ^ this value is reassigned later and never used
[INFO] [stderr] 53 |     while b != 0 {
[INFO] [stderr] 54 |         resto = a % b;
[INFO] [stderr]    |         ------------- `resto` is overwritten here before the previous value is read
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `super_mini_math_lib` (lib) generated 1 warning
[INFO] [stderr] warning: `super_mini_math_lib` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: unused import: `bit_struct::u6`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use bit_struct::u6;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `super_mini_math_lib` (bin "super_mini_math_lib" test) generated 1 warning (run `cargo fix --bin "super_mini_math_lib" -p super_mini_math_lib --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/super_mini_math_lib/32580409164354e7/out/super_mini_math_lib-32580409164354e7)
[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 src/main.rs (/opt/rustwide/target/debug/build/super_mini_math_lib/1f293f4214ce942b/out/super_mini_math_lib-1f293f4214ce942b)
[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]    Doc-tests super_mini_math_lib
[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" "0cba8518024f4689289b3aa6c2742c029401d2e27a25ebbb5518cbfd942849bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cba8518024f4689289b3aa6c2742c029401d2e27a25ebbb5518cbfd942849bd", kill_on_drop: false }`
[INFO] [stdout] 0cba8518024f4689289b3aa6c2742c029401d2e27a25ebbb5518cbfd942849bd
