[INFO] cloning repository https://github.com/gardrek/bollox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gardrek/bollox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgardrek%2Fbollox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgardrek%2Fbollox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c67774421957c3e34fbac4451a150b781f2a80c
[INFO] testing gardrek/bollox against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgardrek%2Fbollox" "/workspace/builds/worker-115/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-115/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gardrek/bollox on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gardrek/bollox
[INFO] finished tweaking git repo https://github.com/gardrek/bollox
[INFO] tweaked toml for git repo https://github.com/gardrek/bollox written to /workspace/builds/worker-115/source/Cargo.toml
[INFO] crate git repo https://github.com/gardrek/bollox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c8f2cf01ab054db496ba02efdeea92f3c349f5bc482ccfa9b4594ebc63d3993
[INFO] running `Command { std: "docker" "start" "-a" "4c8f2cf01ab054db496ba02efdeea92f3c349f5bc482ccfa9b4594ebc63d3993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c8f2cf01ab054db496ba02efdeea92f3c349f5bc482ccfa9b4594ebc63d3993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c8f2cf01ab054db496ba02efdeea92f3c349f5bc482ccfa9b4594ebc63d3993", kill_on_drop: false }`
[INFO] [stdout] 4c8f2cf01ab054db496ba02efdeea92f3c349f5bc482ccfa9b4594ebc63d3993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 465fda8f48841814b67a08edac1abc37deecdc8dc4bc3acc624149dd357a594e
[INFO] running `Command { std: "docker" "start" "-a" "465fda8f48841814b67a08edac1abc37deecdc8dc4bc3acc624149dd357a594e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling string-interner v0.7.0
[INFO] [stderr]    Compiling bollox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::INTERNER`
[INFO] [stdout]  --> src/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::INTERNER;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `location`
[INFO] [stdout]  --> src/ast.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     location: Option<SourceLocation>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VariableAccess`
[INFO] [stdout]   --> src/ast.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     VariableAccess(Sym),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Dynamic`
[INFO] [stdout]   --> src/object.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Dynamic(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.52s
[INFO] running `Command { std: "docker" "inspect" "465fda8f48841814b67a08edac1abc37deecdc8dc4bc3acc624149dd357a594e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "465fda8f48841814b67a08edac1abc37deecdc8dc4bc3acc624149dd357a594e", kill_on_drop: false }`
[INFO] [stdout] 465fda8f48841814b67a08edac1abc37deecdc8dc4bc3acc624149dd357a594e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9456c45960fbe3ba1d2da0295dea48bfa828e539bbb1e6c2f24129bedc027ca8
[INFO] running `Command { std: "docker" "start" "-a" "9456c45960fbe3ba1d2da0295dea48bfa828e539bbb1e6c2f24129bedc027ca8", kill_on_drop: false }`
[INFO] [stderr]    Compiling bollox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::INTERNER`
[INFO] [stdout]  --> src/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::INTERNER;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `location`
[INFO] [stdout]  --> src/ast.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     location: Option<SourceLocation>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VariableAccess`
[INFO] [stdout]   --> src/ast.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     VariableAccess(Sym),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Dynamic`
[INFO] [stdout]   --> src/object.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Dynamic(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "9456c45960fbe3ba1d2da0295dea48bfa828e539bbb1e6c2f24129bedc027ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9456c45960fbe3ba1d2da0295dea48bfa828e539bbb1e6c2f24129bedc027ca8", kill_on_drop: false }`
[INFO] [stdout] 9456c45960fbe3ba1d2da0295dea48bfa828e539bbb1e6c2f24129bedc027ca8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 49b41c43702079df8e86042a04ae6d4106792334a5b84af782c01e47c90a8ecb
[INFO] running `Command { std: "docker" "start" "-a" "49b41c43702079df8e86042a04ae6d4106792334a5b84af782c01e47c90a8ecb", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::INTERNER`
[INFO] [stdout] 
[INFO] [stderr]  --> src/parser.rs:5:5
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 5 | use crate::INTERNER;
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `location`
[INFO] [stderr]  --> src/ast.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     location: Option<SourceLocation>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `VariableAccess`
[INFO] [stderr]   --> src/ast.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     VariableAccess(Sym),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Dynamic`
[INFO] [stderr]   --> src/object.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Dynamic(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bollox` (bin "bollox" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bollox-82e98fb539cade6d)
[INFO] running `Command { std: "docker" "inspect" "49b41c43702079df8e86042a04ae6d4106792334a5b84af782c01e47c90a8ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49b41c43702079df8e86042a04ae6d4106792334a5b84af782c01e47c90a8ecb", kill_on_drop: false }`
[INFO] [stdout] 49b41c43702079df8e86042a04ae6d4106792334a5b84af782c01e47c90a8ecb