[INFO] cloning repository https://github.com/KingZJ/lox-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KingZJ/lox-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingZJ%2Flox-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingZJ%2Flox-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2776c862263b5b5941ff078b7393b905195c7a4a
[INFO] testing KingZJ/lox-rs against master#ff2c56344c764af598ad33027e9c7a48881808ef for pr-118825
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingZJ%2Flox-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KingZJ/lox-rs on toolchain ff2c56344c764af598ad33027e9c7a48881808ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KingZJ/lox-rs
[INFO] finished tweaking git repo https://github.com/KingZJ/lox-rs
[INFO] tweaked toml for git repo https://github.com/KingZJ/lox-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/KingZJ/lox-rs 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" "+ff2c56344c764af598ad33027e9c7a48881808ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing KingZJ/lox-rs against try#5e4273472e1b2f223618a9b3def795f6224f241d for pr-118825
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingZJ%2Flox-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KingZJ/lox-rs on toolchain 5e4273472e1b2f223618a9b3def795f6224f241d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KingZJ/lox-rs
[INFO] finished tweaking git repo https://github.com/KingZJ/lox-rs
[INFO] tweaked toml for git repo https://github.com/KingZJ/lox-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/KingZJ/lox-rs 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" "+5e4273472e1b2f223618a9b3def795f6224f241d" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing KingZJ/lox-rs against try#5e4273472e1b2f223618a9b3def795f6224f241d for pr-118825
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKingZJ%2Flox-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KingZJ/lox-rs on toolchain 5e4273472e1b2f223618a9b3def795f6224f241d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KingZJ/lox-rs
[INFO] finished tweaking git repo https://github.com/KingZJ/lox-rs
[INFO] tweaked toml for git repo https://github.com/KingZJ/lox-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/KingZJ/lox-rs 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" "+5e4273472e1b2f223618a9b3def795f6224f241d" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23f668ce8ea782ac1b3564c7fc0d3176fa49e80b691a43c88ab55ab758fa05a0
[INFO] running `Command { std: "docker" "start" "-a" "23f668ce8ea782ac1b3564c7fc0d3176fa49e80b691a43c88ab55ab758fa05a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23f668ce8ea782ac1b3564c7fc0d3176fa49e80b691a43c88ab55ab758fa05a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23f668ce8ea782ac1b3564c7fc0d3176fa49e80b691a43c88ab55ab758fa05a0", kill_on_drop: false }`
[INFO] [stdout] 23f668ce8ea782ac1b3564c7fc0d3176fa49e80b691a43c88ab55ab758fa05a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f98eb6c8f4081e0fb0875b7b4a29b72c427592b3a1fd8ecc734e90ced1fc3722
[INFO] running `Command { std: "docker" "start" "-a" "f98eb6c8f4081e0fb0875b7b4a29b72c427592b3a1fd8ecc734e90ced1fc3722", kill_on_drop: false }`
[INFO] [stderr]    Compiling lox-ast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `interpreter` is never read
[INFO] [stdout]  --> src/resolver/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Resolver {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 9 |     interpreter: Interpreter,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 0.68s
[INFO] running `Command { std: "docker" "inspect" "f98eb6c8f4081e0fb0875b7b4a29b72c427592b3a1fd8ecc734e90ced1fc3722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98eb6c8f4081e0fb0875b7b4a29b72c427592b3a1fd8ecc734e90ced1fc3722", kill_on_drop: false }`
[INFO] [stdout] f98eb6c8f4081e0fb0875b7b4a29b72c427592b3a1fd8ecc734e90ced1fc3722
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1536f796e9689dc3808bea116ac2d74f647514b21ec3d4bf24bfd126f9595600
[INFO] running `Command { std: "docker" "start" "-a" "1536f796e9689dc3808bea116ac2d74f647514b21ec3d4bf24bfd126f9595600", kill_on_drop: false }`
[INFO] [stdout] warning: field `interpreter` is never read
[INFO] [stdout]  --> src/resolver/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Resolver {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 9 |     interpreter: Interpreter,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lox-ast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `interpreter` is never read
[INFO] [stdout]  --> src/resolver/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Resolver {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 9 |     interpreter: Interpreter,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 0.53s
[INFO] running `Command { std: "docker" "inspect" "1536f796e9689dc3808bea116ac2d74f647514b21ec3d4bf24bfd126f9595600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1536f796e9689dc3808bea116ac2d74f647514b21ec3d4bf24bfd126f9595600", kill_on_drop: false }`
[INFO] [stdout] 1536f796e9689dc3808bea116ac2d74f647514b21ec3d4bf24bfd126f9595600
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0e1cefd0510fb5a8769520f842ac5d1480d3f3d600129e3b020f285752a64f9b
[INFO] running `Command { std: "docker" "start" "-a" "0e1cefd0510fb5a8769520f842ac5d1480d3f3d600129e3b020f285752a64f9b", kill_on_drop: false }`
[INFO] [stderr] warning: field `interpreter` is never read
[INFO] [stderr]  --> src/resolver/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Resolver {
[INFO] [stderr]   |            -------- field in this struct
[INFO] [stderr] 9 |     interpreter: Interpreter,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lox-ast` (lib) generated 1 warning
[INFO] [stderr] warning: `lox-ast` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lox_ast-e01b788847a998be)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test core::lox_function::test::test1 ... ok
[INFO] [stdout] test environment::test::can_assign_enclose_environment ... ok
[INFO] [stdout] test environment::test::can_enclose_an_environment ... ok
[INFO] [stdout] test environment::test::can_read_form_enclose_environment ... ok
[INFO] [stdout] test environment::test::test_assign ... ok
[INFO] [stdout] test interpreter::expr_interpreter::test::test_binary_add ... ok
[INFO] [stdout] test interpreter::expr_interpreter::test::test_comparison ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lox_ast-88bbb84dff0798c4)
[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 lox-ast
[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" "0e1cefd0510fb5a8769520f842ac5d1480d3f3d600129e3b020f285752a64f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e1cefd0510fb5a8769520f842ac5d1480d3f3d600129e3b020f285752a64f9b", kill_on_drop: false }`
[INFO] [stdout] 0e1cefd0510fb5a8769520f842ac5d1480d3f3d600129e3b020f285752a64f9b