[INFO] cloning repository https://github.com/felix-swadel/iridium-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/felix-swadel/iridium-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelix-swadel%2Firidium-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelix-swadel%2Firidium-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9d54ac9624df41cf0e4a02355ffb9c2de59ed78
[INFO] checking felix-swadel/iridium-compiler against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelix-swadel%2Firidium-compiler" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/felix-swadel/iridium-compiler on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/felix-swadel/iridium-compiler
[INFO] finished tweaking git repo https://github.com/felix-swadel/iridium-compiler
[INFO] tweaked toml for git repo https://github.com/felix-swadel/iridium-compiler written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/felix-swadel/iridium-compiler 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" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e77749cbccd4c3b727465740889084e363b6ea799a734698512b25177b1b0c6
[INFO] running `Command { std: "docker" "start" "-a" "0e77749cbccd4c3b727465740889084e363b6ea799a734698512b25177b1b0c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e77749cbccd4c3b727465740889084e363b6ea799a734698512b25177b1b0c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e77749cbccd4c3b727465740889084e363b6ea799a734698512b25177b1b0c6", kill_on_drop: false }`
[INFO] [stdout] 0e77749cbccd4c3b727465740889084e363b6ea799a734698512b25177b1b0c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3774d13e6c0cce822c5ffeb3cff1a054e5abef54c66cd0f8d7dd23d33cbe602
[INFO] running `Command { std: "docker" "start" "-a" "f3774d13e6c0cce822c5ffeb3cff1a054e5abef54c66cd0f8d7dd23d33cbe602", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking iridium-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/compiler/parser.rs:428:25
[INFO] [stdout]     |
[INFO] [stdout] 428 |     pub fn new(tokens: &'a Vec<Token>) -> Parser {
[INFO] [stdout]     |                         ^^                ------ the lifetime gets resolved as `'a`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 428 |     pub fn new(tokens: &'a Vec<Token>) -> Parser<'a> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/compiler/parser.rs:428:25
[INFO] [stdout]     |
[INFO] [stdout] 428 |     pub fn new(tokens: &'a Vec<Token>) -> Parser {
[INFO] [stdout]     |                         ^^                ------ the lifetime gets resolved as `'a`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 428 |     pub fn new(tokens: &'a Vec<Token>) -> Parser<'a> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.58s
[INFO] running `Command { std: "docker" "inspect" "f3774d13e6c0cce822c5ffeb3cff1a054e5abef54c66cd0f8d7dd23d33cbe602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3774d13e6c0cce822c5ffeb3cff1a054e5abef54c66cd0f8d7dd23d33cbe602", kill_on_drop: false }`
[INFO] [stdout] f3774d13e6c0cce822c5ffeb3cff1a054e5abef54c66cd0f8d7dd23d33cbe602