[INFO] cloning repository https://github.com/Lukasz825700516/mcfrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lukasz825700516/mcfrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukasz825700516%2Fmcfrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukasz825700516%2Fmcfrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11bc09899c845cf3dd709ace32b2173b0255d0dc
[INFO] testing Lukasz825700516/mcfrs against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukasz825700516%2Fmcfrs" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Lukasz825700516/mcfrs 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/Lukasz825700516/mcfrs
[INFO] finished tweaking git repo https://github.com/Lukasz825700516/mcfrs
[INFO] tweaked toml for git repo https://github.com/Lukasz825700516/mcfrs written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/Lukasz825700516/mcfrs 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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] f65e25602a87058fa74bf896ffb368ad0be516126ea18d138632aa97cb2ef9ed
[INFO] running `Command { std: "docker" "start" "-a" "f65e25602a87058fa74bf896ffb368ad0be516126ea18d138632aa97cb2ef9ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f65e25602a87058fa74bf896ffb368ad0be516126ea18d138632aa97cb2ef9ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f65e25602a87058fa74bf896ffb368ad0be516126ea18d138632aa97cb2ef9ed", kill_on_drop: false }`
[INFO] [stdout] f65e25602a87058fa74bf896ffb368ad0be516126ea18d138632aa97cb2ef9ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] e87e5ce05b42b82122577e9b39756f135313beb20dcf95c93cc86223779e230e
[INFO] running `Command { std: "docker" "start" "-a" "e87e5ce05b42b82122577e9b39756f135313beb20dcf95c93cc86223779e230e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]    Compiling mcfrs1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/mcfrs/compiler/macro_compiler.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{HashMap, HashSet}, iter::{Peekable, Rev, repeat}, ops::Range};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sha2::digest::generic_array::sequence::Split`
[INFO] [stdout]  --> src/mcfrs/compiler/macro_compiler.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sha2::digest::generic_array::sequence::Split;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_reference_id`
[INFO] [stdout]   --> src/mcfrs/scope.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn set_reference_id(&mut self, id: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `namespace`
[INFO] [stdout]  --> src/mcfrs/compiler/macro_compiler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     namespace: &'a Namespace<'a>,
[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 4.76s
[INFO] running `Command { std: "docker" "inspect" "e87e5ce05b42b82122577e9b39756f135313beb20dcf95c93cc86223779e230e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87e5ce05b42b82122577e9b39756f135313beb20dcf95c93cc86223779e230e", kill_on_drop: false }`
[INFO] [stdout] e87e5ce05b42b82122577e9b39756f135313beb20dcf95c93cc86223779e230e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 759519ac743853b73b46b42ee1dd6498b7c74359f4dd2c9b9645ada572e9ebd2
[INFO] running `Command { std: "docker" "start" "-a" "759519ac743853b73b46b42ee1dd6498b7c74359f4dd2c9b9645ada572e9ebd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcfrs1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/mcfrs/compiler/macro_compiler.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{HashMap, HashSet}, iter::{Peekable, Rev, repeat}, ops::Range};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sha2::digest::generic_array::sequence::Split`
[INFO] [stdout]  --> src/mcfrs/compiler/macro_compiler.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sha2::digest::generic_array::sequence::Split;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_reference_id`
[INFO] [stdout]   --> src/mcfrs/scope.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn set_reference_id(&mut self, id: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `namespace`
[INFO] [stdout]  --> src/mcfrs/compiler/macro_compiler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     namespace: &'a Namespace<'a>,
[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 0.66s
[INFO] running `Command { std: "docker" "inspect" "759519ac743853b73b46b42ee1dd6498b7c74359f4dd2c9b9645ada572e9ebd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "759519ac743853b73b46b42ee1dd6498b7c74359f4dd2c9b9645ada572e9ebd2", kill_on_drop: false }`
[INFO] [stdout] 759519ac743853b73b46b42ee1dd6498b7c74359f4dd2c9b9645ada572e9ebd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 1ff25c654d70991730abe9f9acc15b174c97a7994c1e8124cd77d3367c1b25c3
[INFO] running `Command { std: "docker" "start" "-a" "1ff25c654d70991730abe9f9acc15b174c97a7994c1e8124cd77d3367c1b25c3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/mcfrs/compiler/macro_compiler.rs:1:34
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::{HashMap, HashSet}, iter::{Peekable, Rev, repeat}, ops::Range};
[INFO] [stderr]   |                                  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sha2::digest::generic_array::sequence::Split`
[INFO] [stderr]  --> src/mcfrs/compiler/macro_compiler.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use sha2::digest::generic_array::sequence::Split;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_reference_id`
[INFO] [stderr]   --> src/mcfrs/scope.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn set_reference_id(&mut self, id: usize) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `namespace`
[INFO] [stderr]  --> src/mcfrs/compiler/macro_compiler.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     namespace: &'a Namespace<'a>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mcfrs1` (bin "mcfrs1" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mcfrs1-a1a89078e8956fc3)
[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" "1ff25c654d70991730abe9f9acc15b174c97a7994c1e8124cd77d3367c1b25c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ff25c654d70991730abe9f9acc15b174c97a7994c1e8124cd77d3367c1b25c3", kill_on_drop: false }`
[INFO] [stdout] 1ff25c654d70991730abe9f9acc15b174c97a7994c1e8124cd77d3367c1b25c3