[INFO] fetching crate shred 0.12.0...
[INFO] testing shred-0.12.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate shred 0.12.0 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate shred 0.12.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shred 0.12.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate shred 0.12.0
[INFO] tweaked toml for crates.io crate shred 0.12.0 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate crates.io crate shred 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb97ad60aa47333d7312e764fe2085b6517b6e143d7d66b0a3ea545d5a6d2e35
[INFO] running `Command { std: "docker" "start" "-a" "bb97ad60aa47333d7312e764fe2085b6517b6e143d7d66b0a3ea545d5a6d2e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb97ad60aa47333d7312e764fe2085b6517b6e143d7d66b0a3ea545d5a6d2e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb97ad60aa47333d7312e764fe2085b6517b6e143d7d66b0a3ea545d5a6d2e35", kill_on_drop: false }`
[INFO] [stdout] bb97ad60aa47333d7312e764fe2085b6517b6e143d7d66b0a3ea545d5a6d2e35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28b7b7a25dfd7ed533c79695f936dbea085905bb9ba87d309e2023abbffb6302
[INFO] running `Command { std: "docker" "start" "-a" "28b7b7a25dfd7ed533c79695f936dbea085905bb9ba87d309e2023abbffb6302", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling mopa v0.2.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling tynm v0.1.6
[INFO] [stderr]    Compiling shred-derive v0.6.3
[INFO] [stderr]    Compiling shred v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/cell.rs:340:26
[INFO] [stdout]     |
[INFO] [stdout] 340 |             if self.flag.compare_and_swap(val, val + 1, Ordering::AcqRel) == val {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/cell.rs:351:25
[INFO] [stdout]     |
[INFO] [stdout] 351 |         match self.flag.compare_and_swap(0, usize::MAX, Ordering::AcqRel) {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.86s
[INFO] running `Command { std: "docker" "inspect" "28b7b7a25dfd7ed533c79695f936dbea085905bb9ba87d309e2023abbffb6302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28b7b7a25dfd7ed533c79695f936dbea085905bb9ba87d309e2023abbffb6302", kill_on_drop: false }`
[INFO] [stdout] 28b7b7a25dfd7ed533c79695f936dbea085905bb9ba87d309e2023abbffb6302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f25fa1310493b2719fed7403bbc0fa9a9d62117ec63c1a003472066456f7dd5a
[INFO] running `Command { std: "docker" "start" "-a" "f25fa1310493b2719fed7403bbc0fa9a9d62117ec63c1a003472066456f7dd5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/cell.rs:340:26
[INFO] [stdout]     |
[INFO] [stdout] 340 |             if self.flag.compare_and_swap(val, val + 1, Ordering::AcqRel) == val {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/cell.rs:351:25
[INFO] [stdout]     |
[INFO] [stdout] 351 |         match self.flag.compare_and_swap(0, usize::MAX, Ordering::AcqRel) {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling shred v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/cell.rs:340:26
[INFO] [stdout]     |
[INFO] [stdout] 340 |             if self.flag.compare_and_swap(val, val + 1, Ordering::AcqRel) == val {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/cell.rs:351:25
[INFO] [stdout]     |
[INFO] [stdout] 351 |         match self.flag.compare_and_swap(0, usize::MAX, Ordering::AcqRel) {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shred`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name shred --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' --cfg 'feature="parallel"' --cfg 'feature="rayon"' --cfg 'feature="shred-derive"' -C metadata=05acb00596713567 -C extra-filename=-05acb00596713567 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-43d2f6fbcfcfd69b.rlib --extern cgmath=/opt/rustwide/target/debug/deps/libcgmath-1286ed24b738f363.rlib --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-7276568752c3c38f.rlib --extern mopa=/opt/rustwide/target/debug/deps/libmopa-f1872f2f2ac56d95.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-de109975840d655b.rlib --extern shred_derive=/opt/rustwide/target/debug/deps/libshred_derive-4e94cd4c289190b7.so --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-cd9632e27e802452.rlib --extern tynm=/opt/rustwide/target/debug/deps/libtynm-58d021836bfb9943.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f25fa1310493b2719fed7403bbc0fa9a9d62117ec63c1a003472066456f7dd5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f25fa1310493b2719fed7403bbc0fa9a9d62117ec63c1a003472066456f7dd5a", kill_on_drop: false }`
[INFO] [stdout] f25fa1310493b2719fed7403bbc0fa9a9d62117ec63c1a003472066456f7dd5a