[INFO] cloning repository https://github.com/bobtwinkles/gcc-linker-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bobtwinkles/gcc-linker-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbobtwinkles%2Fgcc-linker-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbobtwinkles%2Fgcc-linker-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7542af9c2bf6a104ea67a4505af329432136db9b
[INFO] building bobtwinkles/gcc-linker-parser against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbobtwinkles%2Fgcc-linker-parser" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bobtwinkles/gcc-linker-parser
[INFO] finished tweaking git repo https://github.com/bobtwinkles/gcc-linker-parser
[INFO] tweaked toml for git repo https://github.com/bobtwinkles/gcc-linker-parser written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bobtwinkles/gcc-linker-parser on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bobtwinkles/gcc-linker-parser 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" "+58b1b3c5342a414c161338871f8004258ccef2a7" "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 pest_generator v2.7.2
[INFO] [stderr]   Downloaded cpp_demangle v0.4.2
[INFO] [stderr]   Downloaded pest_derive v2.7.2
[INFO] [stderr]   Downloaded pest_meta v2.7.2
[INFO] [stderr]   Downloaded pest v2.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd8f99074aeb4a3bf3bed6c0b5e5b81b4b458b54a39d1fef6cf03018ccfd021d
[INFO] running `Command { std: "docker" "start" "-a" "cd8f99074aeb4a3bf3bed6c0b5e5b81b4b458b54a39d1fef6cf03018ccfd021d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd8f99074aeb4a3bf3bed6c0b5e5b81b4b458b54a39d1fef6cf03018ccfd021d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8f99074aeb4a3bf3bed6c0b5e5b81b4b458b54a39d1fef6cf03018ccfd021d", kill_on_drop: false }`
[INFO] [stdout] cd8f99074aeb4a3bf3bed6c0b5e5b81b4b458b54a39d1fef6cf03018ccfd021d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a096bc22ce4959b86ac6009b0fb066e32d399e7d2b530ab6bf3135981d95bbcf
[INFO] running `Command { std: "docker" "start" "-a" "a096bc22ce4959b86ac6009b0fb066e32d399e7d2b530ab6bf3135981d95bbcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.46
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling anyhow v1.0.74
[INFO] [stderr]    Compiling cpp_demangle v0.4.2
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.46
[INFO] [stderr]    Compiling pest v2.7.2
[INFO] [stderr]    Compiling pest_meta v2.7.2
[INFO] [stderr]    Compiling pest_generator v2.7.2
[INFO] [stderr]    Compiling pest_derive v2.7.2
[INFO] [stderr]    Compiling map-file-differ v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut map_file = parser::parse_map_file(&file_contents).context("Parse map file")?;
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_total_size`
[INFO] [stdout]   --> src/main.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let a_total_size: u64 = a_symbols.values().sum();
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_total_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_total_size`
[INFO] [stdout]   --> src/main.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let b_total_size: u64 = b_symbols.values().sum();
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_b_total_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `compute_symbol_sizes` is never used
[INFO] [stdout]   --> src/parser.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl MapFile {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 32 |     pub(crate) fn compute_symbol_sizes(&mut self) -> HashMap<String, u64> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.97s
[INFO] running `Command { std: "docker" "inspect" "a096bc22ce4959b86ac6009b0fb066e32d399e7d2b530ab6bf3135981d95bbcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a096bc22ce4959b86ac6009b0fb066e32d399e7d2b530ab6bf3135981d95bbcf", kill_on_drop: false }`
[INFO] [stdout] a096bc22ce4959b86ac6009b0fb066e32d399e7d2b530ab6bf3135981d95bbcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92c45c8c324f4a80edfc7204b99db6506367e0c97c5ee81f7f8f9e832a70806b
[INFO] running `Command { std: "docker" "start" "-a" "92c45c8c324f4a80edfc7204b99db6506367e0c97c5ee81f7f8f9e832a70806b", kill_on_drop: false }`
[INFO] [stderr]    Compiling map-file-differ v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut map_file = parser::parse_map_file(&file_contents).context("Parse map file")?;
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_total_size`
[INFO] [stdout]   --> src/main.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let a_total_size: u64 = a_symbols.values().sum();
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_total_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_total_size`
[INFO] [stdout]   --> src/main.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let b_total_size: u64 = b_symbols.values().sum();
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_b_total_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `compute_symbol_sizes` is never used
[INFO] [stdout]   --> src/parser.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl MapFile {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 32 |     pub(crate) fn compute_symbol_sizes(&mut self) -> HashMap<String, u64> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "92c45c8c324f4a80edfc7204b99db6506367e0c97c5ee81f7f8f9e832a70806b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92c45c8c324f4a80edfc7204b99db6506367e0c97c5ee81f7f8f9e832a70806b", kill_on_drop: false }`
[INFO] [stdout] 92c45c8c324f4a80edfc7204b99db6506367e0c97c5ee81f7f8f9e832a70806b
