[INFO] cloning repository https://github.com/ConradKhakhria/liszp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ConradKhakhria/liszp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConradKhakhria%2Fliszp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConradKhakhria%2Fliszp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6e661d4c902d4a0dfa665fe984ffd6c5c7fdc6f
[INFO] checking ConradKhakhria/liszp against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConradKhakhria%2Fliszp" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ConradKhakhria/liszp on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ConradKhakhria/liszp
[INFO] finished tweaking git repo https://github.com/ConradKhakhria/liszp
[INFO] tweaked toml for git repo https://github.com/ConradKhakhria/liszp written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/ConradKhakhria/liszp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9c2ee2ecc7adff4de18bc81e15b68fb3a7c74b3547f964cd244ed8ed62b2b4d
[INFO] running `Command { std: "docker" "start" "-a" "d9c2ee2ecc7adff4de18bc81e15b68fb3a7c74b3547f964cd244ed8ed62b2b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9c2ee2ecc7adff4de18bc81e15b68fb3a7c74b3547f964cd244ed8ed62b2b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c2ee2ecc7adff4de18bc81e15b68fb3a7c74b3547f964cd244ed8ed62b2b4d", kill_on_drop: false }`
[INFO] [stdout] d9c2ee2ecc7adff4de18bc81e15b68fb3a7c74b3547f964cd244ed8ed62b2b4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1efdf1f8b3b5c43d25e9773c07fa5c9590b3d697555ae7c016d07d2a8834c61
[INFO] running `Command { std: "docker" "start" "-a" "f1efdf1f8b3b5c43d25e9773c07fa5c9590b3d697555ae7c016d07d2a8834c61", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.5
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking liszp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `line_number` is assigned to, but never used
[INFO] [stdout]    --> src/read.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |     let mut line_number = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = note: consider using `_line_number` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `line_number` is assigned to, but never used
[INFO] [stdout]    --> src/read.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |     let mut line_number = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = note: consider using `_line_number` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `column_number` is assigned to, but never used
[INFO] [stdout]    --> src/read.rs:250:13
[INFO] [stdout]     |
[INFO] [stdout] 250 |     let mut column_number = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_column_number` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `column_number` is assigned to, but never used
[INFO] [stdout]    --> src/read.rs:250:13
[INFO] [stdout]     |
[INFO] [stdout] 250 |     let mut column_number = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_column_number` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]    --> src/read.rs:236:39
[INFO] [stdout]     |
[INFO] [stdout] 236 | fn read_nested_lists(source: &String, filename: String) -> ValueStack {
[INFO] [stdout]     |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]    --> src/read.rs:236:39
[INFO] [stdout]     |
[INFO] [stdout] 236 | fn read_nested_lists(source: &String, filename: String) -> ValueStack {
[INFO] [stdout]     |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 01s
[INFO] running `Command { std: "docker" "inspect" "f1efdf1f8b3b5c43d25e9773c07fa5c9590b3d697555ae7c016d07d2a8834c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1efdf1f8b3b5c43d25e9773c07fa5c9590b3d697555ae7c016d07d2a8834c61", kill_on_drop: false }`
[INFO] [stdout] f1efdf1f8b3b5c43d25e9773c07fa5c9590b3d697555ae7c016d07d2a8834c61