[INFO] updating cached repository https://github.com/auyer/screenshot-scaledown
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 60de509e7c22af7ac3627ca2d2372729df31ac63
[INFO] testing auyer/screenshot-scaledown against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fauyer%2Fscreenshot-scaledown" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/auyer/screenshot-scaledown on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/auyer/screenshot-scaledown
[INFO] finished tweaking git repo https://github.com/auyer/screenshot-scaledown
[INFO] tweaked toml for git repo https://github.com/auyer/screenshot-scaledown written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/auyer/screenshot-scaledown already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a1f583012c3b4ddf58261b52da760d2594228c49fdb8de440fbabd37253eabd2
[INFO] running `"docker" "start" "-a" "a1f583012c3b4ddf58261b52da760d2594228c49fdb8de440fbabd37253eabd2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.15
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling bitflags v0.2.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bytemuck v1.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling deflate v0.8.4
[INFO] [stderr]    Compiling tiff v0.4.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling png v0.16.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling gethostname v0.2.1
[INFO] [stderr]    Compiling xlib v0.1.0 (https://github.com/servo/rust-xlib#38ce24e6)
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling promising-future v0.2.4
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling jpeg-decoder v0.1.19
[INFO] [stderr]    Compiling x11rb v0.5.0
[INFO] [stderr]    Compiling image v0.23.4
[INFO] [stderr]    Compiling livesplit-hotkey v0.5.0
[INFO] [stderr]    Compiling screenshot-scaledown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: associated function is never used: `raw_data`
[INFO] [stderr]   --> src/screenshot/mod.rs:72:19
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub unsafe fn raw_data(&self) -> *const u8 {
[INFO] [stderr]    |                   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `raw_data_mut`
[INFO] [stderr]   --> src/screenshot/mod.rs:78:19
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub unsafe fn raw_data_mut(&mut self) -> *mut u8 {
[INFO] [stderr]    |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 05s
[INFO] running `"docker" "inspect" "a1f583012c3b4ddf58261b52da760d2594228c49fdb8de440fbabd37253eabd2"`
[INFO] running `"docker" "rm" "-f" "a1f583012c3b4ddf58261b52da760d2594228c49fdb8de440fbabd37253eabd2"`
[INFO] [stdout] a1f583012c3b4ddf58261b52da760d2594228c49fdb8de440fbabd37253eabd2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1dd860bcaa4edb5a970965dadb58edccd42d51935f40a3115e1d3428e6a4d0fd
[INFO] running `"docker" "start" "-a" "1dd860bcaa4edb5a970965dadb58edccd42d51935f40a3115e1d3428e6a4d0fd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling screenshot-scaledown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: associated function is never used: `raw_data`
[INFO] [stderr]   --> src/screenshot/mod.rs:72:19
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub unsafe fn raw_data(&self) -> *const u8 {
[INFO] [stderr]    |                   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `raw_data_mut`
[INFO] [stderr]   --> src/screenshot/mod.rs:78:19
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub unsafe fn raw_data_mut(&mut self) -> *mut u8 {
[INFO] [stderr]    |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `"docker" "inspect" "1dd860bcaa4edb5a970965dadb58edccd42d51935f40a3115e1d3428e6a4d0fd"`
[INFO] running `"docker" "rm" "-f" "1dd860bcaa4edb5a970965dadb58edccd42d51935f40a3115e1d3428e6a4d0fd"`
[INFO] [stdout] 1dd860bcaa4edb5a970965dadb58edccd42d51935f40a3115e1d3428e6a4d0fd
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 64868fac7905c0593726b451e197f8c28cdcce38f89e9b7311397d82ebb58f2a
[INFO] running `"docker" "start" "-a" "64868fac7905c0593726b451e197f8c28cdcce38f89e9b7311397d82ebb58f2a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: associated function is never used: `raw_data`
[INFO] [stderr]   --> src/screenshot/mod.rs:72:19
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub unsafe fn raw_data(&self) -> *const u8 {
[INFO] [stderr]    |                   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `raw_data_mut`
[INFO] [stderr]   --> src/screenshot/mod.rs:78:19
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub unsafe fn raw_data_mut(&mut self) -> *mut u8 {
[INFO] [stderr]    |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/screenshot_scaledown-b0b828428449de6d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--bin screenshot-scaledown'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/screenshot_scaledown-b0b828428449de6d` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `"docker" "inspect" "64868fac7905c0593726b451e197f8c28cdcce38f89e9b7311397d82ebb58f2a"`
[INFO] running `"docker" "rm" "-f" "64868fac7905c0593726b451e197f8c28cdcce38f89e9b7311397d82ebb58f2a"`
[INFO] [stdout] 64868fac7905c0593726b451e197f8c28cdcce38f89e9b7311397d82ebb58f2a