[INFO] cloning repository https://github.com/vramana/rust-8cc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vramana/rust-8cc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvramana%2Frust-8cc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvramana%2Frust-8cc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8179cd1dc4b862b5bdd67f3b0d2779ab2ba1e52c
[INFO] checking vramana/rust-8cc against master#4b596bbd847672da87763b76171687d3544863c2 for pr-144544
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvramana%2Frust-8cc" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vramana/rust-8cc
[INFO] finished tweaking git repo https://github.com/vramana/rust-8cc
[INFO] tweaked toml for git repo https://github.com/vramana/rust-8cc written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vramana/rust-8cc on toolchain 4b596bbd847672da87763b76171687d3544863c2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vramana/rust-8cc 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" "+4b596bbd847672da87763b76171687d3544863c2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c137f9f5323931d1ea77de0b62b0639d7b5444a885d8e4b4877a30ed76808b7a
[INFO] running `Command { std: "docker" "start" "-a" "c137f9f5323931d1ea77de0b62b0639d7b5444a885d8e4b4877a30ed76808b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c137f9f5323931d1ea77de0b62b0639d7b5444a885d8e4b4877a30ed76808b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c137f9f5323931d1ea77de0b62b0639d7b5444a885d8e4b4877a30ed76808b7a", kill_on_drop: false }`
[INFO] [stdout] c137f9f5323931d1ea77de0b62b0639d7b5444a885d8e4b4877a30ed76808b7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 190a9b9975e64460ec0a46b59b9d215997c56a7112bbf442ff3d2365f9a036c1
[INFO] running `Command { std: "docker" "start" "-a" "190a9b9975e64460ec0a46b59b9d215997c56a7112bbf442ff3d2365f9a036c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rust-8cc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `KwStatic_assert` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |         KwStatic_assert,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `KwStaticAssert`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `KwStatic_assert` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |         KwStatic_assert,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `KwStaticAssert`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/main.rs:764:39
[INFO] [stdout]     |
[INFO] [stdout] 764 |         fn read_octal_char(&mut self, pos: Pos) -> char {
[INFO] [stdout]     |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `encoding`
[INFO] [stdout]    --> src/main.rs:768:45
[INFO] [stdout]     |
[INFO] [stdout] 768 |         fn read_string(&mut self, pos: Pos, encoding: Encoding) -> Token {
[INFO] [stdout]     |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/main.rs:876:41
[INFO] [stdout]     |
[INFO] [stdout] 876 |         fn read_hash_digraph(&mut self, pos: Pos) -> Option<Token> {
[INFO] [stdout]     |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/main.rs:764:39
[INFO] [stdout]     |
[INFO] [stdout] 764 |         fn read_octal_char(&mut self, pos: Pos) -> char {
[INFO] [stdout]     |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `encoding`
[INFO] [stdout]    --> src/main.rs:768:45
[INFO] [stdout]     |
[INFO] [stdout] 768 |         fn read_string(&mut self, pos: Pos, encoding: Encoding) -> Token {
[INFO] [stdout]     |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/main.rs:876:41
[INFO] [stdout]     |
[INFO] [stdout] 876 |         fn read_hash_digraph(&mut self, pos: Pos) -> Option<Token> {
[INFO] [stdout]     |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `Command { std: "docker" "inspect" "190a9b9975e64460ec0a46b59b9d215997c56a7112bbf442ff3d2365f9a036c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "190a9b9975e64460ec0a46b59b9d215997c56a7112bbf442ff3d2365f9a036c1", kill_on_drop: false }`
[INFO] [stdout] 190a9b9975e64460ec0a46b59b9d215997c56a7112bbf442ff3d2365f9a036c1