[INFO] cloning repository https://github.com/fikriauliya/testgen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fikriauliya/testgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffikriauliya%2Ftestgen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffikriauliya%2Ftestgen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c06162abb432f8fa4398aca69084d1b48d6331c
[INFO] testing fikriauliya/testgen against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffikriauliya%2Ftestgen" "/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/fikriauliya/testgen on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fikriauliya/testgen
[INFO] finished tweaking git repo https://github.com/fikriauliya/testgen
[INFO] tweaked toml for git repo https://github.com/fikriauliya/testgen written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/fikriauliya/testgen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93db3a04451aed87dc3b290a447e79a023dc9fe436f898dab6d606da7b00791c
[INFO] running `Command { std: "docker" "start" "-a" "93db3a04451aed87dc3b290a447e79a023dc9fe436f898dab6d606da7b00791c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93db3a04451aed87dc3b290a447e79a023dc9fe436f898dab6d606da7b00791c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93db3a04451aed87dc3b290a447e79a023dc9fe436f898dab6d606da7b00791c", kill_on_drop: false }`
[INFO] [stdout] 93db3a04451aed87dc3b290a447e79a023dc9fe436f898dab6d606da7b00791c
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2f92ce8c58b8eadbc4e7a2c49d5b3f5bf3eac07e48a56e64171e811dd5d17c1
[INFO] running `Command { std: "docker" "start" "-a" "e2f92ce8c58b8eadbc4e7a2c49d5b3f5bf3eac07e48a56e64171e811dd5d17c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling os_str_bytes v4.2.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling clap v3.0.0-beta.5
[INFO] [stderr]    Compiling testgen v0.2.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `AppSettings`
[INFO] [stdout]  --> src/cli/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | use clap::{AppSettings, Parser};
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.92s
[INFO] running `Command { std: "docker" "inspect" "e2f92ce8c58b8eadbc4e7a2c49d5b3f5bf3eac07e48a56e64171e811dd5d17c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f92ce8c58b8eadbc4e7a2c49d5b3f5bf3eac07e48a56e64171e811dd5d17c1", kill_on_drop: false }`
[INFO] [stdout] e2f92ce8c58b8eadbc4e7a2c49d5b3f5bf3eac07e48a56e64171e811dd5d17c1
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e2c7aaa2b60d32c678959954f86b69710fe9a4796cf4545003037fdf53bd845
[INFO] running `Command { std: "docker" "start" "-a" "3e2c7aaa2b60d32c678959954f86b69710fe9a4796cf4545003037fdf53bd845", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `AppSettings`
[INFO] [stdout]  --> src/cli/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | use clap::{AppSettings, Parser};
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling testgen v0.2.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AppSettings`
[INFO] [stdout]  --> src/cli/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | use clap::{AppSettings, Parser};
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 1.25s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/testgen-32149525239304e4)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/testgen-44257b18cbfd6adf)
[INFO] running `Command { std: "docker" "inspect" "3e2c7aaa2b60d32c678959954f86b69710fe9a4796cf4545003037fdf53bd845", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2c7aaa2b60d32c678959954f86b69710fe9a4796cf4545003037fdf53bd845", kill_on_drop: false }`
[INFO] [stdout] 3e2c7aaa2b60d32c678959954f86b69710fe9a4796cf4545003037fdf53bd845
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 856011b39c91d3aa996db53553e6b1401f5f21f2492068d66178b9d3c9a24cae
[INFO] running `Command { std: "docker" "start" "-a" "856011b39c91d3aa996db53553e6b1401f5f21f2492068d66178b9d3c9a24cae", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `AppSettings`
[INFO] [stderr]  --> src/cli/mod.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | use clap::{AppSettings, Parser};
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `testgen` (lib) generated 1 warning
[INFO] [stderr] warning: `testgen` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/testgen-32149525239304e4)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test problemspec::generator::tests::test_generate_empty_line ... ok
[INFO] [stdout] test problemspec::generator::tests::test_generate_line ... ok
[INFO] [stdout] test problemspec::generator::tests::test_generate_lines_unbounded ... ok
[INFO] [stdout] test problemspec::generator::tests::test_generate_lines_bounded ... ok
[INFO] [stdout] test problemspec::generator::tests::test_generate_line_element ... ok
[INFO] [stdout] test problemspec::generator::tests::test_generate_grid ... ok
[INFO] [stdout] test problemspec::generator::tests::test_generate_raw_line ... ok
[INFO] [stdout] test problemspec::generator::tests::test_generate_raw_lines_bounded ... ok
[INFO] [stdout] test problemspec::generator::tests::test_generate_io_format ... ok
[INFO] [stdout] test problemspec::generator::tests::test_generate_scalar ... ok
[INFO] [stdout] test problemspec::generator::tests::test_generate_raw_lines_unbounded ... ok
[INFO] [stdout] test problemspec::spec::test::test_generate_empty_line_macro ... ok
[INFO] [stdout] test problemspec::spec::test::test_line_macro ... ok
[INFO] [stdout] test problemspec::spec::test::test_lines_macro ... ok
[INFO] [stdout] test problemspec::spec::test::test_ls_macro ... ok
[INFO] [stdout] test problemspec::spec::test::test_lv_macro ... ok
[INFO] [stdout] test problemspec::spec::test::test_lv_macro_doesnt_move ... ok
[INFO] [stdout] test problemspec::spec::test::test_raw_lines_macro ... ok
[INFO] [stdout] test problemspec::spec::test::test_raw_line_macro ... ok
[INFO] [stdout] test problemspec::spec::test::test_v_macro_doesnt_move ... ok
[INFO] [stdout] test problemspec::spec::test::test_v_macro_support_string ... ok
[INFO] [stdout] test problemspec::spec::test::test_v_macro ... ok
[INFO] [stdout] test testspec::random::tests::test_next_string_returns_correct_length ... ok
[INFO] [stdout] test testspec::random::tests::test_next_returns_random_number ... ok
[INFO] [stdout] test testspec::random::tests::test_next_to_be_deterministic ... ok
[INFO] [stdout] test testspec::random::tests::test_next_range_returns_number_within_range ... ok
[INFO] [stdout] test testspec::random::tests::test_next_string_returns_random_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/testgen-44257b18cbfd6adf)
[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] [stderr]    Doc-tests testgen
[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" "856011b39c91d3aa996db53553e6b1401f5f21f2492068d66178b9d3c9a24cae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "856011b39c91d3aa996db53553e6b1401f5f21f2492068d66178b9d3c9a24cae", kill_on_drop: false }`
[INFO] [stdout] 856011b39c91d3aa996db53553e6b1401f5f21f2492068d66178b9d3c9a24cae