[INFO] cloning repository https://github.com/cyplo/boolean_calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cyplo/boolean_calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyplo%2Fboolean_calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyplo%2Fboolean_calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d26e1eb3666547c2c565a0d02cef2b59b787dab7
[INFO] testing cyplo/boolean_calculator against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyplo%2Fboolean_calculator" "/workspace/builds/worker-49/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-49/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cyplo/boolean_calculator on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cyplo/boolean_calculator
[INFO] finished tweaking git repo https://github.com/cyplo/boolean_calculator
[INFO] tweaked toml for git repo https://github.com/cyplo/boolean_calculator written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] crate git repo https://github.com/cyplo/boolean_calculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4222e7cbaa197bde77d60053505973065c9655a0e319753abaa076060dad1b29
[INFO] running `Command { std: "docker" "start" "-a" "4222e7cbaa197bde77d60053505973065c9655a0e319753abaa076060dad1b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4222e7cbaa197bde77d60053505973065c9655a0e319753abaa076060dad1b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4222e7cbaa197bde77d60053505973065c9655a0e319753abaa076060dad1b29", kill_on_drop: false }`
[INFO] [stdout] 4222e7cbaa197bde77d60053505973065c9655a0e319753abaa076060dad1b29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 684f0161cba9bf098c1b18b4165739a9bd43427d01520f42c096813f98cb8345
[INFO] running `Command { std: "docker" "start" "-a" "684f0161cba9bf098c1b18b4165739a9bd43427d01520f42c096813f98cb8345", kill_on_drop: false }`
[INFO] [stderr]    Compiling boolean_calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]  --> src/lib.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stdout]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/lib.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stdout]   |                ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_result`
[INFO] [stdout]   --> src/lib.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |         pub fn get_result(&self) -> bool {
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "684f0161cba9bf098c1b18b4165739a9bd43427d01520f42c096813f98cb8345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "684f0161cba9bf098c1b18b4165739a9bd43427d01520f42c096813f98cb8345", kill_on_drop: false }`
[INFO] [stdout] 684f0161cba9bf098c1b18b4165739a9bd43427d01520f42c096813f98cb8345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4fd982c0fb0e5506f2e8f6b7a4aef268773d14e0dff79f7ac5c692e0ba42ebd
[INFO] running `Command { std: "docker" "start" "-a" "e4fd982c0fb0e5506f2e8f6b7a4aef268773d14e0dff79f7ac5c692e0ba42ebd", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]  --> src/lib.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stdout]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling boolean_calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/lib.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stdout]   |                ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_result`
[INFO] [stdout]   --> src/lib.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |         pub fn get_result(&self) -> bool {
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]  --> src/lib.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stdout]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "e4fd982c0fb0e5506f2e8f6b7a4aef268773d14e0dff79f7ac5c692e0ba42ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4fd982c0fb0e5506f2e8f6b7a4aef268773d14e0dff79f7ac5c692e0ba42ebd", kill_on_drop: false }`
[INFO] [stdout] e4fd982c0fb0e5506f2e8f6b7a4aef268773d14e0dff79f7ac5c692e0ba42ebd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b96451e6200be0a3dc9b2e0cf6e0f614ed8ca6982ebdfabf48ff37cf0f059374
[INFO] running `Command { std: "docker" "start" "-a" "b96451e6200be0a3dc9b2e0cf6e0f614ed8ca6982ebdfabf48ff37cf0f059374", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]  --> src/lib.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stderr]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/lib.rs:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 |         pub fn new(text: &str) -> Calculator {
[INFO] [stderr]   |                ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_result`
[INFO] [stderr]   --> src/lib.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |         pub fn get_result(&self) -> bool {
[INFO] [stderr]    |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `boolean_calculator` (lib) generated 3 warnings
[INFO] [stderr] warning: `boolean_calculator` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/boolean_calculator-973119238dff45b4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test boolean_calculator::calculator_should::return_true_for_t ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/boolean_calculator-8a7fe9ee4630dd41)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests boolean_calculator
[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] [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" "b96451e6200be0a3dc9b2e0cf6e0f614ed8ca6982ebdfabf48ff37cf0f059374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b96451e6200be0a3dc9b2e0cf6e0f614ed8ca6982ebdfabf48ff37cf0f059374", kill_on_drop: false }`
[INFO] [stdout] b96451e6200be0a3dc9b2e0cf6e0f614ed8ca6982ebdfabf48ff37cf0f059374