[INFO] cloning repository https://github.com/jschappel/Flax
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jschappel/Flax" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjschappel%2FFlax", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjschappel%2FFlax'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd3663632a3eeab7db41d1dbec8c92d9d2952d74
[INFO] testing jschappel/Flax against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjschappel%2FFlax" "/workspace/builds/worker-90/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-90/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jschappel/Flax on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jschappel/Flax
[INFO] finished tweaking git repo https://github.com/jschappel/Flax
[INFO] tweaked toml for git repo https://github.com/jschappel/Flax written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate git repo https://github.com/jschappel/Flax already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acc0a363d7fe28a56a515b5167cd56814d528ee1e0129cc4d559b3414efcf13a
[INFO] running `Command { std: "docker" "start" "-a" "acc0a363d7fe28a56a515b5167cd56814d528ee1e0129cc4d559b3414efcf13a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acc0a363d7fe28a56a515b5167cd56814d528ee1e0129cc4d559b3414efcf13a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc0a363d7fe28a56a515b5167cd56814d528ee1e0129cc4d559b3414efcf13a", kill_on_drop: false }`
[INFO] [stdout] acc0a363d7fe28a56a515b5167cd56814d528ee1e0129cc4d559b3414efcf13a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58fa9876951729065ef4dbda2d26d6eaf9cf43e634da45763b44693bee36dc48
[INFO] running `Command { std: "docker" "start" "-a" "58fa9876951729065ef4dbda2d26d6eaf9cf43e634da45763b44693bee36dc48", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling basic_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]   --> src/callable.rs:85:93
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn call(&self, interpreter: &mut Interpreter, args: Vec<Value>, _env: &mut Environment, line: u64) -> Result<Value, RuntimeError> {
[INFO] [stdout]    |                                                                                             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 1m 01s
[INFO] running `Command { std: "docker" "inspect" "58fa9876951729065ef4dbda2d26d6eaf9cf43e634da45763b44693bee36dc48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58fa9876951729065ef4dbda2d26d6eaf9cf43e634da45763b44693bee36dc48", kill_on_drop: false }`
[INFO] [stdout] 58fa9876951729065ef4dbda2d26d6eaf9cf43e634da45763b44693bee36dc48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9a91cd6ca0b933a4ef9997521c1ac4f2d0e7c125bb956849a558237846fcf80
[INFO] running `Command { std: "docker" "start" "-a" "f9a91cd6ca0b933a4ef9997521c1ac4f2d0e7c125bb956849a558237846fcf80", kill_on_drop: false }`
[INFO] [stderr]    Compiling basic_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]   --> src/callable.rs:85:93
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn call(&self, interpreter: &mut Interpreter, args: Vec<Value>, _env: &mut Environment, line: u64) -> Result<Value, RuntimeError> {
[INFO] [stdout]    |                                                                                             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 0.91s
[INFO] running `Command { std: "docker" "inspect" "f9a91cd6ca0b933a4ef9997521c1ac4f2d0e7c125bb956849a558237846fcf80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a91cd6ca0b933a4ef9997521c1ac4f2d0e7c125bb956849a558237846fcf80", kill_on_drop: false }`
[INFO] [stdout] f9a91cd6ca0b933a4ef9997521c1ac4f2d0e7c125bb956849a558237846fcf80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fb867c9075031f3a914cdd7bb51566c0dcfe3cf0bd93772b140dc39b19a7bdb3
[INFO] running `Command { std: "docker" "start" "-a" "fb867c9075031f3a914cdd7bb51566c0dcfe3cf0bd93772b140dc39b19a7bdb3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `line`
[INFO] [stdout] running 13 tests
[INFO] [stderr]   --> src/callable.rs:85:93
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn call(&self, interpreter: &mut Interpreter, args: Vec<Value>, _env: &mut Environment, line: u64) -> Result<Value, RuntimeError> {
[INFO] [stderr]    |                                                                                             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `basic_lang` (bin "basic_lang" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/basic_lang-03651a25d7b1ccc6)
[INFO] [stdout] test lexer::test::boolean_identifiers ... ok
[INFO] [stdout] test lexer::test::lex_mult_and_div ... ok
[INFO] [stdout] test lexer::test::lex_single_operators ... ok
[INFO] [stdout] test lexer::test::reserved_identifiers ... ok
[INFO] [stdout] test lexer::test::lex_with_strings ... ok
[INFO] [stdout] test lexer::test::variable_identifiers ... ok
[INFO] [stdout] test lexer::test::lex_numbers ... ok
[INFO] [stdout] test lexer::test::lex_no_space ... ok
[INFO] [stdout] test lexer::test::lex_statement ... ok
[INFO] [stdout] test lexer::test::lex_with_comment ... ok
[INFO] [stdout] test lexer::test::lex_with_look_ahead ... ok
[INFO] [stdout] test lexer::test::lex_addition ... ok
[INFO] [stdout] test lexer::test::lex_with_brackets ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fb867c9075031f3a914cdd7bb51566c0dcfe3cf0bd93772b140dc39b19a7bdb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb867c9075031f3a914cdd7bb51566c0dcfe3cf0bd93772b140dc39b19a7bdb3", kill_on_drop: false }`
[INFO] [stdout] fb867c9075031f3a914cdd7bb51566c0dcfe3cf0bd93772b140dc39b19a7bdb3