[INFO] cloning repository https://github.com/jamesr/rlox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamesr/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesr%2Frlox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesr%2Frlox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 664ce7fdf2c42add9642ba8cc35588c271b183de [INFO] building jamesr/rlox against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesr%2Frlox" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jamesr/rlox on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jamesr/rlox [INFO] finished tweaking git repo https://github.com/jamesr/rlox [INFO] tweaked toml for git repo https://github.com/jamesr/rlox written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jamesr/rlox 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded by_address v1.0.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bc559d96aee56c032720b4e718e0820fd99dffb9b85552bf39ba9f9557014174 [INFO] running `Command { std: "docker" "start" "-a" "bc559d96aee56c032720b4e718e0820fd99dffb9b85552bf39ba9f9557014174", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc559d96aee56c032720b4e718e0820fd99dffb9b85552bf39ba9f9557014174", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc559d96aee56c032720b4e718e0820fd99dffb9b85552bf39ba9f9557014174", kill_on_drop: false }` [INFO] [stdout] bc559d96aee56c032720b4e718e0820fd99dffb9b85552bf39ba9f9557014174 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d5119cfb903ec967f520f5f31c01c3abe377a777e516d69cbe40591a94952c0a [INFO] running `Command { std: "docker" "start" "-a" "d5119cfb903ec967f520f5f31c01c3abe377a777e516d69cbe40591a94952c0a", kill_on_drop: false }` [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling by_address v1.0.4 [INFO] [stderr] Compiling rlox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `alloc_array` is never used [INFO] [stdout] --> src/gc.rs:96:8 [INFO] [stdout] | [INFO] [stdout] 89 | trait AllocRaw { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 96 | fn alloc_array(&self, size_bytes: usize) -> Result, AllocError> [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/eval.rs:117:16 [INFO] [stdout] | [INFO] [stdout] 117 | fn env_mut(&self) -> std::cell::RefMut { [INFO] [stdout] | ^^^^^ --------------------------- the lifetime gets resolved as `'_` [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 remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 117 | fn env_mut(&self) -> std::cell::RefMut<'_, env::Env> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/scanner.rs:125:25 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn new(source: &'a str) -> Scanner { [INFO] [stdout] | ^^ ------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 125 | pub fn new(source: &'a str) -> Scanner<'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/vm.rs:273:14 [INFO] [stdout] | [INFO] [stdout] 273 | fn state(&self) -> std::cell::Ref { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 273 | fn state(&self) -> std::cell::Ref<'_, State> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/vm.rs:277:18 [INFO] [stdout] | [INFO] [stdout] 277 | fn state_mut(&self) -> std::cell::RefMut { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 277 | fn state_mut(&self) -> std::cell::RefMut<'_, State> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `Command { std: "docker" "inspect" "d5119cfb903ec967f520f5f31c01c3abe377a777e516d69cbe40591a94952c0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5119cfb903ec967f520f5f31c01c3abe377a777e516d69cbe40591a94952c0a", kill_on_drop: false }` [INFO] [stdout] d5119cfb903ec967f520f5f31c01c3abe377a777e516d69cbe40591a94952c0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 20847285b463dbd03419bb9053e6ac78e60c0a6527db287b71d77f7e7749e95a [INFO] running `Command { std: "docker" "start" "-a" "20847285b463dbd03419bb9053e6ac78e60c0a6527db287b71d77f7e7749e95a", kill_on_drop: false }` [INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/5e0192842e9caa31fc6edadfad44cc8d739e9517958f5569496caf43ababd241/merged: no space left on device [INFO] running `Command { std: "docker" "inspect" "20847285b463dbd03419bb9053e6ac78e60c0a6527db287b71d77f7e7749e95a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20847285b463dbd03419bb9053e6ac78e60c0a6527db287b71d77f7e7749e95a", kill_on_drop: false }` [INFO] [stdout] 20847285b463dbd03419bb9053e6ac78e60c0a6527db287b71d77f7e7749e95a