[INFO] cloning repository https://github.com/nat-rix/experimental-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nat-rix/experimental-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnat-rix%2Fexperimental-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnat-rix%2Fexperimental-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d54615f343aa77e4f82a335ec5a7568729f1c9eb
[INFO] checking nat-rix/experimental-compiler against master#fce0e74720d199eb7839fdb51af35ac5226da178 for pr-145262
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnat-rix%2Fexperimental-compiler" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nat-rix/experimental-compiler
[INFO] finished tweaking git repo https://github.com/nat-rix/experimental-compiler
[INFO] tweaked toml for git repo https://github.com/nat-rix/experimental-compiler written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nat-rix/experimental-compiler on toolchain fce0e74720d199eb7839fdb51af35ac5226da178
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nat-rix/experimental-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" "+fce0e74720d199eb7839fdb51af35ac5226da178" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8db58de128cc2950c58795a071a8d62d0c741cecea00686356b368bc2a9b1274
[INFO] running `Command { std: "docker" "start" "-a" "8db58de128cc2950c58795a071a8d62d0c741cecea00686356b368bc2a9b1274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8db58de128cc2950c58795a071a8d62d0c741cecea00686356b368bc2a9b1274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8db58de128cc2950c58795a071a8d62d0c741cecea00686356b368bc2a9b1274", kill_on_drop: false }`
[INFO] [stdout] 8db58de128cc2950c58795a071a8d62d0c741cecea00686356b368bc2a9b1274
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31034826598ff42dd3cd388ddd73840e87c0c01e2afaded2e5df6861b4785d62
[INFO] running `Command { std: "docker" "start" "-a" "31034826598ff42dd3cd388ddd73840e87c0c01e2afaded2e5df6861b4785d62", kill_on_drop: false }`
[INFO] [stderr]     Checking lx-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ir/mod.rs:131:20
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn display(&self, indent: usize) -> BasicBlockDisplay {
[INFO] [stdout]     |                    ^^^^^                    ----------------- the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn display(&self, indent: usize) -> BasicBlockDisplay<'_> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ir/mod.rs:170:20
[INFO] [stdout]     |
[INFO] [stdout] 170 |     pub fn display(&self, indent: usize) -> InstrDisplay {
[INFO] [stdout]     |                    ^^^^^                    ------------ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 170 |     pub fn display(&self, indent: usize) -> InstrDisplay<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ir/mod.rs:220:20
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn display(&self, indent: usize) -> BlockTailDisplay {
[INFO] [stdout]     |                    ^^^^^                    ---------------- the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn display(&self, indent: usize) -> BlockTailDisplay<'_> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ir/mod.rs:131:20
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn display(&self, indent: usize) -> BasicBlockDisplay {
[INFO] [stdout]     |                    ^^^^^                    ----------------- the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn display(&self, indent: usize) -> BasicBlockDisplay<'_> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ir/mod.rs:170:20
[INFO] [stdout]     |
[INFO] [stdout] 170 |     pub fn display(&self, indent: usize) -> InstrDisplay {
[INFO] [stdout]     |                    ^^^^^                    ------------ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 170 |     pub fn display(&self, indent: usize) -> InstrDisplay<'_> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ir/mod.rs:220:20
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn display(&self, indent: usize) -> BlockTailDisplay {
[INFO] [stdout]     |                    ^^^^^                    ---------------- the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn display(&self, indent: usize) -> BlockTailDisplay<'_> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "31034826598ff42dd3cd388ddd73840e87c0c01e2afaded2e5df6861b4785d62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31034826598ff42dd3cd388ddd73840e87c0c01e2afaded2e5df6861b4785d62", kill_on_drop: false }`
[INFO] [stdout] 31034826598ff42dd3cd388ddd73840e87c0c01e2afaded2e5df6861b4785d62