[INFO] fetching crate pea2pea 0.20.1...
[INFO] testing pea2pea-0.20.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate pea2pea 0.20.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pea2pea 0.20.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pea2pea 0.20.1
[INFO] finished tweaking crates.io crate pea2pea 0.20.1
[INFO] tweaked toml for crates.io crate pea2pea 0.20.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate pea2pea 0.20.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctr v0.7.0
[INFO] [stderr]   Downloaded polyval v0.5.0
[INFO] [stderr]   Downloaded aes v0.7.1
[INFO] [stderr]   Downloaded ghash v0.4.1
[INFO] [stderr]   Downloaded peak_alloc v0.1.0
[INFO] [stderr]   Downloaded sha2 v0.9.3
[INFO] [stderr]   Downloaded universal-hash v0.4.0
[INFO] [stderr]   Downloaded zeroize_derive v1.1.0
[INFO] [stderr]   Downloaded aead v0.4.1
[INFO] [stderr]   Downloaded cpufeatures v0.1.3
[INFO] [stderr]   Downloaded curve25519-dalek v3.1.0
[INFO] [stderr]   Downloaded blake2 v0.9.1
[INFO] [stderr]   Downloaded chacha20 v0.7.1
[INFO] [stderr]   Downloaded aes-gcm v0.9.1
[INFO] [stderr]   Downloaded crypto-mac v0.8.0
[INFO] [stderr]   Downloaded snow v0.8.0
[INFO] [stderr]   Downloaded cipher v0.3.0
[INFO] [stderr]   Downloaded x25519-dalek v1.1.1
[INFO] [stderr]   Downloaded chacha20poly1305 v0.8.0
[INFO] [stderr]   Downloaded poly1305 v0.7.0
[INFO] [stderr]   Downloaded cpuid-bool v0.1.2
[INFO] [stderr]   Downloaded zeroize v1.3.0
[INFO] [stderr]   Downloaded syn v1.0.70
[INFO] [stderr]   Downloaded redox_syscall v0.2.6
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.17
[INFO] [stderr]   Downloaded subtle v2.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59f6804520b54dae37f226b73cafcf3e3288e6872f4b6d3eb90d279d506c84b4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "59f6804520b54dae37f226b73cafcf3e3288e6872f4b6d3eb90d279d506c84b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59f6804520b54dae37f226b73cafcf3e3288e6872f4b6d3eb90d279d506c84b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f6804520b54dae37f226b73cafcf3e3288e6872f4b6d3eb90d279d506c84b4", kill_on_drop: false }`
[INFO] [stdout] 59f6804520b54dae37f226b73cafcf3e3288e6872f4b6d3eb90d279d506c84b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 952eda48120ceb725784793c0da5ffc1875a2ac004411205a6b1ee7717ef20dc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "952eda48120ceb725784793c0da5ffc1875a2ac004411205a6b1ee7717ef20dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling pea2pea v0.20.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.42s
[INFO] running `Command { std: "docker" "inspect" "952eda48120ceb725784793c0da5ffc1875a2ac004411205a6b1ee7717ef20dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "952eda48120ceb725784793c0da5ffc1875a2ac004411205a6b1ee7717ef20dc", kill_on_drop: false }`
[INFO] [stdout] 952eda48120ceb725784793c0da5ffc1875a2ac004411205a6b1ee7717ef20dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d92a0a293022759aef90eca2c5cb7eec528c0bacf1ceb38a2c3a24b9288969f7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d92a0a293022759aef90eca2c5cb7eec528c0bacf1ceb38a2c3a24b9288969f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling cpufeatures v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling peak_alloc v0.1.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling snow v0.8.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling aead v0.4.1
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling tracing-subscriber v0.2.17
[INFO] [stderr]    Compiling polyval v0.5.0
[INFO] [stderr]    Compiling poly1305 v0.7.0
[INFO] [stderr]    Compiling aes v0.7.1
[INFO] [stderr]    Compiling ctr v0.7.0
[INFO] [stderr]    Compiling blake2 v0.9.1
[INFO] [stderr]    Compiling sha2 v0.9.3
[INFO] [stderr]    Compiling ghash v0.4.1
[INFO] [stderr]    Compiling aes-gcm v0.9.1
[INFO] [stderr]    Compiling zeroize v1.3.0
[INFO] [stderr]    Compiling chacha20 v0.7.1
[INFO] [stderr]    Compiling curve25519-dalek v3.1.0
[INFO] [stderr]    Compiling chacha20poly1305 v0.8.0
[INFO] [stderr]    Compiling x25519-dalek v1.1.1
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling pea2pea v0.20.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `pea2pea`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name hot_potato_game --edition=2018 examples/hot_potato_game.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=4b01d9fa594f21ab -C extra-filename=-4b01d9fa594f21ab --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-da873db56ad09521.so --extern bincode=/opt/rustwide/target/debug/deps/libbincode-656dba2a7313c810.rlib --extern bytes=/opt/rustwide/target/debug/deps/libbytes-a60e40d0e9b2600c.rlib --extern fxhash=/opt/rustwide/target/debug/deps/libfxhash-2e85c254279bfc4f.rlib --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-782aa4d5a46d9559.rlib --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-b3a09cc1d1bb39b6.rlib --extern pea2pea=/opt/rustwide/target/debug/deps/libpea2pea-cc3693f986d41851.rlib --extern peak_alloc=/opt/rustwide/target/debug/deps/libpeak_alloc-bf0d9570f9e9678e.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-3df23c28c0d8e066.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-7dd68fa659824834.rlib --extern snow=/opt/rustwide/target/debug/deps/libsnow-bae3db0114b7a907.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-bf89405511c1f0c0.rlib --extern tracing=/opt/rustwide/target/debug/deps/libtracing-ed9f7a8704dc2e2a.rlib --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-98990aafef7e5cd7.rlib --cap-lints=forbid` (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" "d92a0a293022759aef90eca2c5cb7eec528c0bacf1ceb38a2c3a24b9288969f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92a0a293022759aef90eca2c5cb7eec528c0bacf1ceb38a2c3a24b9288969f7", kill_on_drop: false }`
[INFO] [stdout] d92a0a293022759aef90eca2c5cb7eec528c0bacf1ceb38a2c3a24b9288969f7