[INFO] cloning repository https://github.com/GabrielBueno/calcrr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GabrielBueno/calcrr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielBueno%2Fcalcrr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielBueno%2Fcalcrr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 411e3daf96559bba698c26e1b53be217c6c1324f
[INFO] testing GabrielBueno/calcrr against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielBueno%2Fcalcrr" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GabrielBueno/calcrr on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GabrielBueno/calcrr
[INFO] finished tweaking git repo https://github.com/GabrielBueno/calcrr
[INFO] tweaked toml for git repo https://github.com/GabrielBueno/calcrr written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/GabrielBueno/calcrr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b32d94df18a211c6a4b6475aee2d53c4a12be64626875351547fcdaa2a5a03b
[INFO] running `Command { std: "docker" "start" "-a" "7b32d94df18a211c6a4b6475aee2d53c4a12be64626875351547fcdaa2a5a03b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b32d94df18a211c6a4b6475aee2d53c4a12be64626875351547fcdaa2a5a03b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b32d94df18a211c6a4b6475aee2d53c4a12be64626875351547fcdaa2a5a03b", kill_on_drop: false }`
[INFO] [stdout] 7b32d94df18a211c6a4b6475aee2d53c4a12be64626875351547fcdaa2a5a03b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42330e67a27a76063287ccb0f1196e94e41f19212017fefb39782d32b895be25
[INFO] running `Command { std: "docker" "start" "-a" "42330e67a27a76063287ccb0f1196e94e41f19212017fefb39782d32b895be25", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling calcrr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `head`
[INFO] [stdout]   --> src/lexer.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn head(self: &TokenCollection) -> Option<&Token> {
[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: `len`
[INFO] [stdout]   --> src/lexer.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn len(self: &TokenCollection) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "42330e67a27a76063287ccb0f1196e94e41f19212017fefb39782d32b895be25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42330e67a27a76063287ccb0f1196e94e41f19212017fefb39782d32b895be25", kill_on_drop: false }`
[INFO] [stdout] 42330e67a27a76063287ccb0f1196e94e41f19212017fefb39782d32b895be25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3906af3bad98482c8c322fece92c0ea1d38f315977408d3c32c488cf9a2b922c
[INFO] running `Command { std: "docker" "start" "-a" "3906af3bad98482c8c322fece92c0ea1d38f315977408d3c32c488cf9a2b922c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling calcrr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `head`
[INFO] [stdout]   --> src/lexer.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn head(self: &TokenCollection) -> Option<&Token> {
[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: `len`
[INFO] [stdout]   --> src/lexer.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn len(self: &TokenCollection) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "3906af3bad98482c8c322fece92c0ea1d38f315977408d3c32c488cf9a2b922c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3906af3bad98482c8c322fece92c0ea1d38f315977408d3c32c488cf9a2b922c", kill_on_drop: false }`
[INFO] [stdout] 3906af3bad98482c8c322fece92c0ea1d38f315977408d3c32c488cf9a2b922c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f20060efc5406c345c03369f8c99b18c56a7af45946545489218bca296efafc
[INFO] running `Command { std: "docker" "start" "-a" "8f20060efc5406c345c03369f8c99b18c56a7af45946545489218bca296efafc", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `head`
[INFO] [stderr]   --> src/lexer.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn head(self: &TokenCollection) -> Option<&Token> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `len`
[INFO] [stderr]   --> src/lexer.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn len(self: &TokenCollection) -> usize {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `calcrr` (bin "calcrr" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calcrr-fae7b32c7dd3e6fc)
[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" "8f20060efc5406c345c03369f8c99b18c56a7af45946545489218bca296efafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f20060efc5406c345c03369f8c99b18c56a7af45946545489218bca296efafc", kill_on_drop: false }`
[INFO] [stdout] 8f20060efc5406c345c03369f8c99b18c56a7af45946545489218bca296efafc