[INFO] cloning repository https://github.com/hkoosha/toylang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hkoosha/toylang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhkoosha%2Ftoylang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhkoosha%2Ftoylang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f6c7ea515c86c36fb0e2a5f11ce8aa874e7c43e
[INFO] testing hkoosha/toylang against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhkoosha%2Ftoylang" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hkoosha/toylang
[INFO] finished tweaking git repo https://github.com/hkoosha/toylang
[INFO] tweaked toml for git repo https://github.com/hkoosha/toylang written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hkoosha/toylang on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hkoosha/toylang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd55e27b507f94ece44e74b5c3b634adb1cf7a6f5b13f87f9e942f0363add612
[INFO] running `Command { std: "docker" "start" "-a" "cd55e27b507f94ece44e74b5c3b634adb1cf7a6f5b13f87f9e942f0363add612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd55e27b507f94ece44e74b5c3b634adb1cf7a6f5b13f87f9e942f0363add612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd55e27b507f94ece44e74b5c3b634adb1cf7a6f5b13f87f9e942f0363add612", kill_on_drop: false }`
[INFO] [stdout] cd55e27b507f94ece44e74b5c3b634adb1cf7a6f5b13f87f9e942f0363add612
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 73744794dbf7b3b6322531ff8789acfbd1e70fd4470b2b626f546df5e457edd8
[INFO] running `Command { std: "docker" "start" "-a" "73744794dbf7b3b6322531ff8789acfbd1e70fd4470b2b626f546df5e457edd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling toylang1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `slice_take` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(slice_take)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.64s
[INFO] running `Command { std: "docker" "inspect" "73744794dbf7b3b6322531ff8789acfbd1e70fd4470b2b626f546df5e457edd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73744794dbf7b3b6322531ff8789acfbd1e70fd4470b2b626f546df5e457edd8", kill_on_drop: false }`
[INFO] [stdout] 73744794dbf7b3b6322531ff8789acfbd1e70fd4470b2b626f546df5e457edd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d9d0c1a8a97db4877210e958337de59ab84cc15e83cc5270119bc7facb3503ce
[INFO] running `Command { std: "docker" "start" "-a" "d9d0c1a8a97db4877210e958337de59ab84cc15e83cc5270119bc7facb3503ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling toylang1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `slice_take` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(slice_take)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_take` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(slice_take)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "d9d0c1a8a97db4877210e958337de59ab84cc15e83cc5270119bc7facb3503ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9d0c1a8a97db4877210e958337de59ab84cc15e83cc5270119bc7facb3503ce", kill_on_drop: false }`
[INFO] [stdout] d9d0c1a8a97db4877210e958337de59ab84cc15e83cc5270119bc7facb3503ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 4ff6684a1634cbdb85dfe8a14bce3bc1a8e7f38f6b6513d16d277276ad30a8dc
[INFO] running `Command { std: "docker" "start" "-a" "4ff6684a1634cbdb85dfe8a14bce3bc1a8e7f38f6b6513d16d277276ad30a8dc", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `slice_take` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(slice_take)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `toylang1` (lib) generated 1 warning
[INFO] [stderr] warning: `toylang1` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/toylang1-156644da4d3a9445)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test lang::lexer::v0::tests::test_empty ... ok
[INFO] [stdout] test lang::lexer::v0::tests::test_fn_and_id ... ok
[INFO] [stdout] test lang::lexer::v0::tests::test_id0 ... ok
[INFO] [stdout] test lang::parser::rule::tests::test_print_simple ... ok
[INFO] [stdout] test lang::parser::rule::tests::test_print_circular_self_reference ... ok
[INFO] [stdout] test lang::parser::rule::tests::test_valid_circular ... ok
[INFO] [stdout] test lang::parser::rule::tests::test_invalid_infinitely_recursive_rule_case_0 ... ok
[INFO] [stdout] test lang::parser::rule::tests::test_invalid_pointless_rule ... ok
[INFO] [stdout] test lang::parser::rule::tests::test_print_circular_reference ... ok
[INFO] [stdout] test lang::parser::rule::tests::test_bad_rule_name ... ok
[INFO] [stdout] test lang::parser_impl::backtracking_parser::test::test_empty_program ... ok
[INFO] [stdout] test lang::parser::rules::tests::test_epsilon_rule ... ok
[INFO] [stdout] test lang::parser::rules::tests::test_first_set ... ok
[INFO] [stdout] test lang::parser::rules::tests::test_eliminate_indirect_left_recursions0 ... ok
[INFO] [stdout] test lang::parser::rules::tests::test_parse ... ok
[INFO] [stdout] test lang::parser::rules::tests::test_eliminate_indirect_left_recursions1 ... ok
[INFO] [stdout] test lang::parser::rules::tests::test_something1 ... ok
[INFO] [stdout] test lang::parser::rules::tests::test_something0 ... ok
[INFO] [stdout] test lang::parser::rules::tests::test_eliminate_direct_left_recursions ... ok
[INFO] [stdout] test lang::parser::rule::tests::test_invalid_infinitely_recursive_rule_case_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/toylang1-6dc2ea0c5691fed0)
[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" "4ff6684a1634cbdb85dfe8a14bce3bc1a8e7f38f6b6513d16d277276ad30a8dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff6684a1634cbdb85dfe8a14bce3bc1a8e7f38f6b6513d16d277276ad30a8dc", kill_on_drop: false }`
[INFO] [stdout] 4ff6684a1634cbdb85dfe8a14bce3bc1a8e7f38f6b6513d16d277276ad30a8dc