[INFO] fetching crate zyx-opencl 0.1.1...
[INFO] building zyx-opencl-0.1.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate zyx-opencl 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate zyx-opencl 0.1.1
[INFO] finished tweaking crates.io crate zyx-opencl 0.1.1
[INFO] tweaked toml for crates.io crate zyx-opencl 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zyx-opencl 0.1.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding opencl-sys v0.2.9 (available: v0.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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 zyx-compiler v0.1.1
[INFO] [stderr]   Downloaded opencl-sys v0.2.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 620b20d874c253fcecba973e6d56d77f7558a2af3464d23a01a47440efb5c2b8
[INFO] running `Command { std: "docker" "start" "-a" "620b20d874c253fcecba973e6d56d77f7558a2af3464d23a01a47440efb5c2b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "620b20d874c253fcecba973e6d56d77f7558a2af3464d23a01a47440efb5c2b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620b20d874c253fcecba973e6d56d77f7558a2af3464d23a01a47440efb5c2b8", kill_on_drop: false }`
[INFO] [stdout] 620b20d874c253fcecba973e6d56d77f7558a2af3464d23a01a47440efb5c2b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6003fba54f48345369ef85c814111d423871c6cfd0091933a8fa4eee14d58a1
[INFO] running `Command { std: "docker" "start" "-a" "b6003fba54f48345369ef85c814111d423871c6cfd0091933a8fa4eee14d58a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling opencl-sys v0.2.9
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling zyx-core v0.1.1
[INFO] [stderr]    Compiling zyx-compiler v0.1.1
[INFO] [stderr]    Compiling zyx-opencl v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `from_ocl_str` is never used
[INFO] [stdout]    --> src/compiler.rs:214:8
[INFO] [stdout]     |
[INFO] [stdout] 212 | trait OpenCLDType {
[INFO] [stdout]     |       ----------- associated function in this trait
[INFO] [stdout] 213 |     fn ocl_str(&self) -> &'static str;
[INFO] [stdout] 214 |     fn from_ocl_str(str: &str) -> DType;
[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 3.21s
[INFO] running `Command { std: "docker" "inspect" "b6003fba54f48345369ef85c814111d423871c6cfd0091933a8fa4eee14d58a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6003fba54f48345369ef85c814111d423871c6cfd0091933a8fa4eee14d58a1", kill_on_drop: false }`
[INFO] [stdout] b6003fba54f48345369ef85c814111d423871c6cfd0091933a8fa4eee14d58a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12812cbe51b79725c9d13586b56b3bb5fb7080eff37bc28e10a9de35399036da
[INFO] running `Command { std: "docker" "start" "-a" "12812cbe51b79725c9d13586b56b3bb5fb7080eff37bc28e10a9de35399036da", kill_on_drop: false }`
[INFO] [stdout] warning: associated function `from_ocl_str` is never used
[INFO] [stdout]    --> src/compiler.rs:214:8
[INFO] [stdout]     |
[INFO] [stdout] 212 | trait OpenCLDType {
[INFO] [stdout]     |       ----------- associated function in this trait
[INFO] [stdout] 213 |     fn ocl_str(&self) -> &'static str;
[INFO] [stdout] 214 |     fn from_ocl_str(str: &str) -> DType;
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zyx-opencl v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/lib.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 355 |     panic!();
[INFO] [stdout]     |     -------- any code following this expression is unreachable
[INFO] [stdout] 356 |     Ok(())
[INFO] [stdout]     |     ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_ocl_str` is never used
[INFO] [stdout]    --> src/compiler.rs:214:8
[INFO] [stdout]     |
[INFO] [stdout] 212 | trait OpenCLDType {
[INFO] [stdout]     |       ----------- associated function in this trait
[INFO] [stdout] 213 |     fn ocl_str(&self) -> &'static str;
[INFO] [stdout] 214 |     fn from_ocl_str(str: &str) -> DType;
[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 1.23s
[INFO] running `Command { std: "docker" "inspect" "12812cbe51b79725c9d13586b56b3bb5fb7080eff37bc28e10a9de35399036da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12812cbe51b79725c9d13586b56b3bb5fb7080eff37bc28e10a9de35399036da", kill_on_drop: false }`
[INFO] [stdout] 12812cbe51b79725c9d13586b56b3bb5fb7080eff37bc28e10a9de35399036da