[INFO] fetching crate pixops 0.1.0...
[INFO] testing pixops-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate pixops 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate pixops 0.1.0
[INFO] finished tweaking crates.io crate pixops 0.1.0
[INFO] tweaked toml for crates.io crate pixops 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pixops 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 73 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding pix v0.8.0 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c7741d6aa8e5201fdb62a704b6a1cca5358e14f78d862daf3a109a904cf249c
[INFO] running `Command { std: "docker" "start" "-a" "8c7741d6aa8e5201fdb62a704b6a1cca5358e14f78d862daf3a109a904cf249c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c7741d6aa8e5201fdb62a704b6a1cca5358e14f78d862daf3a109a904cf249c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c7741d6aa8e5201fdb62a704b6a1cca5358e14f78d862daf3a109a904cf249c", kill_on_drop: false }`
[INFO] [stdout] 8c7741d6aa8e5201fdb62a704b6a1cca5358e14f78d862daf3a109a904cf249c
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e174484bb71ba9eed806045dd2385c8aaac0dde14e15da8ef50aa377b74fb099
[INFO] running `Command { std: "docker" "start" "-a" "e174484bb71ba9eed806045dd2385c8aaac0dde14e15da8ef50aa377b74fb099", kill_on_drop: false }`
[INFO] [stderr]    Compiling pix v0.8.0
[INFO] [stderr]    Compiling pixops v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Lerp` is never used
[INFO] [stdout]  --> src/lerp.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub trait Lerp {
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `scale_i32` is never used
[INFO] [stdout]   --> src/lerp.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn scale_i32(t: u8, v: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `scale_i64` is never used
[INFO] [stdout]   --> src/lerp.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn scale_i64(t: u16, v: i64) -> i64 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LerpAlpha` is never used
[INFO] [stdout]   --> src/lerp.rs:63:11
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub trait LerpAlpha: Alpha {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "e174484bb71ba9eed806045dd2385c8aaac0dde14e15da8ef50aa377b74fb099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e174484bb71ba9eed806045dd2385c8aaac0dde14e15da8ef50aa377b74fb099", kill_on_drop: false }`
[INFO] [stdout] e174484bb71ba9eed806045dd2385c8aaac0dde14e15da8ef50aa377b74fb099
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e944b2a89c59ac33c51d89503816381b147c866debf14842191f634aa4d00452
[INFO] running `Command { std: "docker" "start" "-a" "e944b2a89c59ac33c51d89503816381b147c866debf14842191f634aa4d00452", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `aho-corasick v1.1.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack package `aho-corasick v1.1.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/aho-corasick-1.1.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "e944b2a89c59ac33c51d89503816381b147c866debf14842191f634aa4d00452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e944b2a89c59ac33c51d89503816381b147c866debf14842191f634aa4d00452", kill_on_drop: false }`
[INFO] [stdout] e944b2a89c59ac33c51d89503816381b147c866debf14842191f634aa4d00452