[INFO] cloning repository https://github.com/L1chik/functional_programming
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/L1chik/functional_programming" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FL1chik%2Ffunctional_programming", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FL1chik%2Ffunctional_programming'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8609a57764c37d876c69e1ace5df46e48839250
[INFO] testing L1chik/functional_programming against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FL1chik%2Ffunctional_programming" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/L1chik/functional_programming on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/L1chik/functional_programming
[INFO] finished tweaking git repo https://github.com/L1chik/functional_programming
[INFO] tweaked toml for git repo https://github.com/L1chik/functional_programming written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/L1chik/functional_programming already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57f8e82bc443db839a18b011fe8b6171846100ce72c1d54aac806fdabfc1a5f5
[INFO] running `Command { std: "docker" "start" "-a" "57f8e82bc443db839a18b011fe8b6171846100ce72c1d54aac806fdabfc1a5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57f8e82bc443db839a18b011fe8b6171846100ce72c1d54aac806fdabfc1a5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f8e82bc443db839a18b011fe8b6171846100ce72c1d54aac806fdabfc1a5f5", kill_on_drop: false }`
[INFO] [stdout] 57f8e82bc443db839a18b011fe8b6171846100ce72c1d54aac806fdabfc1a5f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e65b3fdc2978c3eea89fec9d863d09051c1b340d03d37ac775b8ca0017172bbb
[INFO] running `Command { std: "docker" "start" "-a" "e65b3fdc2978c3eea89fec9d863d09051c1b340d03d37ac775b8ca0017172bbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling arithemtic-evaluator v0.1.0 (/opt/rustwide/workdir/arithemtic-evaluator)
[INFO] [stdout] warning: unused import: `std::f32::consts::E`
[INFO] [stdout]  --> arithemtic-evaluator/src/parsemath/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f32::consts::E;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> arithemtic-evaluator/src/parsemath/parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt`, `io`
[INFO] [stdout]  --> arithemtic-evaluator/src/errors.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{fmt, io};
[INFO] [stdout]   |           ^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Formatter`
[INFO] [stdout]  --> arithemtic-evaluator/src/errors.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fmt::Formatter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `Command { std: "docker" "inspect" "e65b3fdc2978c3eea89fec9d863d09051c1b340d03d37ac775b8ca0017172bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e65b3fdc2978c3eea89fec9d863d09051c1b340d03d37ac775b8ca0017172bbb", kill_on_drop: false }`
[INFO] [stdout] e65b3fdc2978c3eea89fec9d863d09051c1b340d03d37ac775b8ca0017172bbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 851cb66564fe89be3dfca4f19eade42e4969880b83079a8abc138ce59ab782e6
[INFO] running `Command { std: "docker" "start" "-a" "851cb66564fe89be3dfca4f19eade42e4969880b83079a8abc138ce59ab782e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling arithemtic-evaluator v0.1.0 (/opt/rustwide/workdir/arithemtic-evaluator)
[INFO] [stdout] warning: unused import: `std::f32::consts::E`
[INFO] [stdout]  --> arithemtic-evaluator/src/parsemath/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f32::consts::E;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> arithemtic-evaluator/src/parsemath/parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt`, `io`
[INFO] [stdout]  --> arithemtic-evaluator/src/errors.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{fmt, io};
[INFO] [stdout]   |           ^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Formatter`
[INFO] [stdout]  --> arithemtic-evaluator/src/errors.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fmt::Formatter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "851cb66564fe89be3dfca4f19eade42e4969880b83079a8abc138ce59ab782e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "851cb66564fe89be3dfca4f19eade42e4969880b83079a8abc138ce59ab782e6", kill_on_drop: false }`
[INFO] [stdout] 851cb66564fe89be3dfca4f19eade42e4969880b83079a8abc138ce59ab782e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa3319789493cdac41cd654bef822302eb738d8f6873b0fb962a6d7ad49e4cb0
[INFO] running `Command { std: "docker" "start" "-a" "aa3319789493cdac41cd654bef822302eb738d8f6873b0fb962a6d7ad49e4cb0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `std::f32::consts::E`
[INFO] [stderr]  --> arithemtic-evaluator/src/parsemath/parser.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::f32::consts::E;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::format`
[INFO] [stderr]  --> arithemtic-evaluator/src/parsemath/parser.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt::format;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `fmt`, `io`
[INFO] [stderr]  --> arithemtic-evaluator/src/errors.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{fmt, io};
[INFO] [stderr]   |           ^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Formatter`
[INFO] [stderr]  --> arithemtic-evaluator/src/errors.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::Formatter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `arithemtic-evaluator` (bin "arithemtic-evaluator" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arithemtic_evaluator-f0bfea1c03f06ffc)
[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" "aa3319789493cdac41cd654bef822302eb738d8f6873b0fb962a6d7ad49e4cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa3319789493cdac41cd654bef822302eb738d8f6873b0fb962a6d7ad49e4cb0", kill_on_drop: false }`
[INFO] [stdout] aa3319789493cdac41cd654bef822302eb738d8f6873b0fb962a6d7ad49e4cb0