[INFO] cloning repository https://github.com/ebobrow/pascal-interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ebobrow/pascal-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febobrow%2Fpascal-interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febobrow%2Fpascal-interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f98204f68c0d8f23cefd84f9c62ecfdba6b97f70
[INFO] testing ebobrow/pascal-interpreter against master#d7bd9cd469ff6871420007f091ef52fc32d2ca99 for pr-121417
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febobrow%2Fpascal-interpreter" "/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/ebobrow/pascal-interpreter on toolchain d7bd9cd469ff6871420007f091ef52fc32d2ca99
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ebobrow/pascal-interpreter
[INFO] finished tweaking git repo https://github.com/ebobrow/pascal-interpreter
[INFO] tweaked toml for git repo https://github.com/ebobrow/pascal-interpreter written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ebobrow/pascal-interpreter 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" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "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 ebobrow/pascal-interpreter against try#393ef12c970fbc7f294cd96c35cb76f9591bc1d6 for pr-121417
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febobrow%2Fpascal-interpreter" "/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/ebobrow/pascal-interpreter on toolchain 393ef12c970fbc7f294cd96c35cb76f9591bc1d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ebobrow/pascal-interpreter
[INFO] finished tweaking git repo https://github.com/ebobrow/pascal-interpreter
[INFO] tweaked toml for git repo https://github.com/ebobrow/pascal-interpreter written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ebobrow/pascal-interpreter 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" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "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 ebobrow/pascal-interpreter against try#393ef12c970fbc7f294cd96c35cb76f9591bc1d6 for pr-121417
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febobrow%2Fpascal-interpreter" "/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/ebobrow/pascal-interpreter on toolchain 393ef12c970fbc7f294cd96c35cb76f9591bc1d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ebobrow/pascal-interpreter
[INFO] finished tweaking git repo https://github.com/ebobrow/pascal-interpreter
[INFO] tweaked toml for git repo https://github.com/ebobrow/pascal-interpreter written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ebobrow/pascal-interpreter 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" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phf_macros v0.7.24
[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" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bce57ad4dd5f32fcd71f3e1c9a476a4878584845f1eefa595626be67ee5e1290
[INFO] running `Command { std: "docker" "start" "-a" "bce57ad4dd5f32fcd71f3e1c9a476a4878584845f1eefa595626be67ee5e1290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bce57ad4dd5f32fcd71f3e1c9a476a4878584845f1eefa595626be67ee5e1290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bce57ad4dd5f32fcd71f3e1c9a476a4878584845f1eefa595626be67ee5e1290", kill_on_drop: false }`
[INFO] [stdout] bce57ad4dd5f32fcd71f3e1c9a476a4878584845f1eefa595626be67ee5e1290
[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" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71203548806b1b0a068e4da522f6ac215dbc87f07826a6d22ab52b43cc5b25cb
[INFO] running `Command { std: "docker" "start" "-a" "71203548806b1b0a068e4da522f6ac215dbc87f07826a6d22ab52b43cc5b25cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_macros v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `visit_type` is never used
[INFO] [stdout]   --> src/interpreter.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub trait NodeVisitor {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn visit_type(&mut self, type_: &mut Type) -> Value;
[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` profile [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "71203548806b1b0a068e4da522f6ac215dbc87f07826a6d22ab52b43cc5b25cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71203548806b1b0a068e4da522f6ac215dbc87f07826a6d22ab52b43cc5b25cb", kill_on_drop: false }`
[INFO] [stdout] 71203548806b1b0a068e4da522f6ac215dbc87f07826a6d22ab52b43cc5b25cb
[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" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4561951ca0871f5761dd59a1e4d6303b17d6d4e44d7860c021ca8905ba7b408
[INFO] running `Command { std: "docker" "start" "-a" "d4561951ca0871f5761dd59a1e4d6303b17d6d4e44d7860c021ca8905ba7b408", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TokenType` is imported redundantly
[INFO] [stdout]    --> src/interpreter.rs:223:25
[INFO] [stdout]     |
[INFO] [stdout] 218 |     use super::*;
[INFO] [stdout]     |         -------- the item `TokenType` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 223 |         tokens::{Token, TokenType, Value},
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/interpreter.rs:223:36
[INFO] [stdout]     |
[INFO] [stdout] 218 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 223 |         tokens::{Token, TokenType, Value},
[INFO] [stdout]     |                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `visit_type` is never used
[INFO] [stdout]   --> src/interpreter.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub trait NodeVisitor {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn visit_type(&mut self, type_: &mut Type) -> Value;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "d4561951ca0871f5761dd59a1e4d6303b17d6d4e44d7860c021ca8905ba7b408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4561951ca0871f5761dd59a1e4d6303b17d6d4e44d7860c021ca8905ba7b408", kill_on_drop: false }`
[INFO] [stdout] d4561951ca0871f5761dd59a1e4d6303b17d6d4e44d7860c021ca8905ba7b408
[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" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97d493dc1a0fd176c6cd2c7dbee2f485ce03cad5a862fb7e6e2201b3c2b8ac4c
[INFO] running `Command { std: "docker" "start" "-a" "97d493dc1a0fd176c6cd2c7dbee2f485ce03cad5a862fb7e6e2201b3c2b8ac4c", kill_on_drop: false }`
[INFO] [stderr] warning: the item `TokenType` is imported redundantly
[INFO] [stderr]    --> src/interpreter.rs:223:25
[INFO] [stderr]     |
[INFO] [stderr] 218 |     use super::*;
[INFO] [stderr]     |         -------- the item `TokenType` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 223 |         tokens::{Token, TokenType, Value},
[INFO] [stderr]     |                         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Value` is imported redundantly
[INFO] [stderr]    --> src/interpreter.rs:223:36
[INFO] [stderr]     |
[INFO] [stderr] 218 |     use super::*;
[INFO] [stderr]     |         -------- the item `Value` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 223 |         tokens::{Token, TokenType, Value},
[INFO] [stderr]     |                                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `visit_type` is never used
[INFO] [stderr]   --> src/interpreter.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 6  | pub trait NodeVisitor {
[INFO] [stderr]    |           ----------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 16 |     fn visit_type(&mut self, type_: &mut Type) -> Value;
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `interpreter` (bin "interpreter" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/interpreter-2ca6518f6da2ca9e)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test interpreter::tests::binary_ops ... ok
[INFO] [stdout] test interpreter::tests::unary_op ... ok
[INFO] [stdout] test interpreter::tests::variables ... ok
[INFO] [stdout] test symbols::tests::basic ... ok
[INFO] [stdout] test symbols::tests::undeclared_var - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "97d493dc1a0fd176c6cd2c7dbee2f485ce03cad5a862fb7e6e2201b3c2b8ac4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97d493dc1a0fd176c6cd2c7dbee2f485ce03cad5a862fb7e6e2201b3c2b8ac4c", kill_on_drop: false }`
[INFO] [stdout] 97d493dc1a0fd176c6cd2c7dbee2f485ce03cad5a862fb7e6e2201b3c2b8ac4c