[INFO] cloning repository https://github.com/Plasticcaz/mayim_old
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Plasticcaz/mayim_old" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlasticcaz%2Fmayim_old", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlasticcaz%2Fmayim_old'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c98c5ac9d7a59a9e9c4c91bce1eb0a5919df029f
[INFO] testing Plasticcaz/mayim_old against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlasticcaz%2Fmayim_old" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Plasticcaz/mayim_old on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Plasticcaz/mayim_old
[INFO] finished tweaking git repo https://github.com/Plasticcaz/mayim_old
[INFO] tweaked toml for git repo https://github.com/Plasticcaz/mayim_old written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Plasticcaz/mayim_old already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2648be6c43e255ab678896e3441415b73f057b02eeef5c393d9493b0cd8c8d4a
[INFO] running `Command { std: "docker" "start" "-a" "2648be6c43e255ab678896e3441415b73f057b02eeef5c393d9493b0cd8c8d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2648be6c43e255ab678896e3441415b73f057b02eeef5c393d9493b0cd8c8d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2648be6c43e255ab678896e3441415b73f057b02eeef5c393d9493b0cd8c8d4a", kill_on_drop: false }`
[INFO] [stdout] 2648be6c43e255ab678896e3441415b73f057b02eeef5c393d9493b0cd8c8d4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3933fe65797e94999b61209b00e264f3523fbd77a939da53ab5f575fb9aa467
[INFO] running `Command { std: "docker" "start" "-a" "a3933fe65797e94999b61209b00e264f3523fbd77a939da53ab5f575fb9aa467", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling siphasher v0.3.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling syntax v0.1.0 (/opt/rustwide/workdir/syntax)
[INFO] [stdout] warning: unused import: `Atom`
[INFO] [stdout]  --> syntax/src/expression.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Atom, AtomToken, Location};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt`
[INFO] [stdout]  --> syntax/src/parser.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt, vec::IntoIter};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `location`
[INFO] [stdout]   --> syntax/src/expression.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn location(&self) -> Location {
[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]    Compiling mayimc v0.1.0 (/opt/rustwide/workdir/mayimc)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.54s
[INFO] running `Command { std: "docker" "inspect" "a3933fe65797e94999b61209b00e264f3523fbd77a939da53ab5f575fb9aa467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3933fe65797e94999b61209b00e264f3523fbd77a939da53ab5f575fb9aa467", kill_on_drop: false }`
[INFO] [stdout] a3933fe65797e94999b61209b00e264f3523fbd77a939da53ab5f575fb9aa467
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6001cd7983ca8fdc7e84a5ed74facf631d466f50064ec69a725a47f57a2c9f40
[INFO] running `Command { std: "docker" "start" "-a" "6001cd7983ca8fdc7e84a5ed74facf631d466f50064ec69a725a47f57a2c9f40", kill_on_drop: false }`
[INFO] [stderr]    Compiling syntax v0.1.0 (/opt/rustwide/workdir/syntax)
[INFO] [stderr]    Compiling mayimc v0.1.0 (/opt/rustwide/workdir/mayimc)
[INFO] [stdout] warning: unused import: `Atom`
[INFO] [stdout]  --> syntax/src/expression.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Atom, AtomToken, Location};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt`
[INFO] [stdout]  --> syntax/src/parser.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt, vec::IntoIter};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `location`
[INFO] [stdout]   --> syntax/src/expression.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn location(&self) -> Location {
[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] [stdout] warning: unused import: `Atom`
[INFO] [stdout]  --> syntax/src/expression.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Atom, AtomToken, Location};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt`
[INFO] [stdout]  --> syntax/src/parser.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt, vec::IntoIter};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `location`
[INFO] [stdout]   --> syntax/src/expression.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn location(&self) -> Location {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6001cd7983ca8fdc7e84a5ed74facf631d466f50064ec69a725a47f57a2c9f40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6001cd7983ca8fdc7e84a5ed74facf631d466f50064ec69a725a47f57a2c9f40", kill_on_drop: false }`
[INFO] [stdout] 6001cd7983ca8fdc7e84a5ed74facf631d466f50064ec69a725a47f57a2c9f40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 756890ffd281dd38812108bcfa5f37a20cf36249bff2820565906b836fe47585
[INFO] running `Command { std: "docker" "start" "-a" "756890ffd281dd38812108bcfa5f37a20cf36249bff2820565906b836fe47585", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Atom`
[INFO] [stderr]  --> syntax/src/expression.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{Atom, AtomToken, Location};
[INFO] [stderr]   |             ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `fmt`
[INFO] [stderr]  --> syntax/src/parser.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::{fmt, vec::IntoIter};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `location`
[INFO] [stderr]   --> syntax/src/expression.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn location(&self) -> Location {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `syntax` (lib) generated 3 warnings
[INFO] [stderr] warning: `syntax` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mayimc-53319abe3d34784f)
[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]      Running unittests (/opt/rustwide/target/debug/deps/syntax-f5b314e701eba7c0)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test location::tests::should_format_properly ... ok
[INFO] [stdout] test location::tests::should_get_next_location_based_on_char ... ok
[INFO] [stdout] test tests::should_parse_numeric_expressions ... ok
[INFO] [stdout] test tests::should_parse_simple_assignment_expression ... ok
[INFO] [stderr]    Doc-tests syntax
[INFO] [stdout] test tests::should_parse_simple_identifier_expression ... ok
[INFO] [stdout] test tests::should_return_error_if_assignment_token_at_start_of_expression ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "756890ffd281dd38812108bcfa5f37a20cf36249bff2820565906b836fe47585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "756890ffd281dd38812108bcfa5f37a20cf36249bff2820565906b836fe47585", kill_on_drop: false }`
[INFO] [stdout] 756890ffd281dd38812108bcfa5f37a20cf36249bff2820565906b836fe47585