[INFO] cloning repository https://github.com/xokz/rustcalc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xokz/rustcalc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxokz%2Frustcalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxokz%2Frustcalc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a71030912cecede62e9bd3faaaa92f9d93e7b54e
[INFO] testing xokz/rustcalc against 1.86.0 for beta-1.87-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxokz%2Frustcalc" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xokz/rustcalc on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xokz/rustcalc
[INFO] finished tweaking git repo https://github.com/xokz/rustcalc
[INFO] tweaked toml for git repo https://github.com/xokz/rustcalc written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xokz/rustcalc 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" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e75a8af0b4f4ad020122e44b0cc215261d80817efe14a2ff13755841f51cf062
[INFO] running `Command { std: "docker" "start" "-a" "e75a8af0b4f4ad020122e44b0cc215261d80817efe14a2ff13755841f51cf062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e75a8af0b4f4ad020122e44b0cc215261d80817efe14a2ff13755841f51cf062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e75a8af0b4f4ad020122e44b0cc215261d80817efe14a2ff13755841f51cf062", kill_on_drop: false }`
[INFO] [stdout] e75a8af0b4f4ad020122e44b0cc215261d80817efe14a2ff13755841f51cf062
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45938586cac65faf5fd73ddea49bf2b06105ca24f2656a16efef9a6a0fbd89ff
[INFO] running `Command { std: "docker" "start" "-a" "45938586cac65faf5fd73ddea49bf2b06105ca24f2656a16efef9a6a0fbd89ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustcalc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/mathengine/solve.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::mathengine::token::{self, Token::{self, *}};
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_token_list` is never used
[INFO] [stdout]   --> src/mathengine/token.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn print_token_list(tokens: &[Token]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "45938586cac65faf5fd73ddea49bf2b06105ca24f2656a16efef9a6a0fbd89ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45938586cac65faf5fd73ddea49bf2b06105ca24f2656a16efef9a6a0fbd89ff", kill_on_drop: false }`
[INFO] [stdout] 45938586cac65faf5fd73ddea49bf2b06105ca24f2656a16efef9a6a0fbd89ff
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f952225c42084670fc1ef06e723faba636dc2cec0bdc26ce2477d7a085f6765
[INFO] running `Command { std: "docker" "start" "-a" "2f952225c42084670fc1ef06e723faba636dc2cec0bdc26ce2477d7a085f6765", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustcalc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/mathengine/solve.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::mathengine::token::{self, Token::{self, *}};
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_token_list` is never used
[INFO] [stdout]   --> src/mathengine/token.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn print_token_list(tokens: &[Token]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "2f952225c42084670fc1ef06e723faba636dc2cec0bdc26ce2477d7a085f6765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f952225c42084670fc1ef06e723faba636dc2cec0bdc26ce2477d7a085f6765", kill_on_drop: false }`
[INFO] [stdout] 2f952225c42084670fc1ef06e723faba636dc2cec0bdc26ce2477d7a085f6765
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f33d7e19e1d9bda6057cb2b512976b9217beae1d1686e84e962a4456fc65623
[INFO] running `Command { std: "docker" "start" "-a" "0f33d7e19e1d9bda6057cb2b512976b9217beae1d1686e84e962a4456fc65623", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/mathengine/solve.rs:1:32
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::mathengine::token::{self, Token::{self, *}};
[INFO] [stderr]   |                                ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_token_list` is never used
[INFO] [stderr]   --> src/mathengine/token.rs:61:8
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub fn print_token_list(tokens: &[Token]) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rustcalc` (bin "rustcalc" test) generated 2 warnings (run `cargo fix --bin "rustcalc" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustcalc-0cfb15f96558a234)
[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" "0f33d7e19e1d9bda6057cb2b512976b9217beae1d1686e84e962a4456fc65623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f33d7e19e1d9bda6057cb2b512976b9217beae1d1686e84e962a4456fc65623", kill_on_drop: false }`
[INFO] [stdout] 0f33d7e19e1d9bda6057cb2b512976b9217beae1d1686e84e962a4456fc65623