[INFO] fetching crate factom 2.1.1...
[INFO] testing factom-2.1.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate factom 2.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate factom 2.1.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate factom 2.1.1
[INFO] finished tweaking crates.io crate factom 2.1.1
[INFO] tweaked toml for crates.io crate factom 2.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate factom 2.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8b4b75d9b95018bfff308c1228c5ab003b787b86d61135c543b773a67db953ad
[INFO] running `Command { std: "docker" "start" "-a" "8b4b75d9b95018bfff308c1228c5ab003b787b86d61135c543b773a67db953ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b4b75d9b95018bfff308c1228c5ab003b787b86d61135c543b773a67db953ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b4b75d9b95018bfff308c1228c5ab003b787b86d61135c543b773a67db953ad", kill_on_drop: false }`
[INFO] [stdout] 8b4b75d9b95018bfff308c1228c5ab003b787b86d61135c543b773a67db953ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dab6292c98ea633e1a2858a6c584ad626b3e00d35a6df7452a52fa0b2ec20ff4
[INFO] running `Command { std: "docker" "start" "-a" "dab6292c98ea633e1a2858a6c584ad626b3e00d35a6df7452a52fa0b2ec20ff4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling bytes v0.5.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.1
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling smallvec v1.0.0
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling http v0.2.0
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling tokio-executor v0.2.0-alpha.6
[INFO] [stderr]    Compiling http-body v0.3.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling tokio v0.2.4
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling pin-project v0.4.6
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.2.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling hyper v0.13.0
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling hyper-tls v0.4.0
[INFO] [stderr]    Compiling factom v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "dab6292c98ea633e1a2858a6c584ad626b3e00d35a6df7452a52fa0b2ec20ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab6292c98ea633e1a2858a6c584ad626b3e00d35a6df7452a52fa0b2ec20ff4", kill_on_drop: false }`
[INFO] [stdout] dab6292c98ea633e1a2858a6c584ad626b3e00d35a6df7452a52fa0b2ec20ff4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d4840436985a0b001370b807418eabbf3ab15c24de0c98fcb42daf05de81305
[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" "0d4840436985a0b001370b807418eabbf3ab15c24de0c98fcb42daf05de81305", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling bs58 v0.2.5
[INFO] [stderr]    Compiling hex v0.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_xoshiro v0.3.1
[INFO] [stderr]    Compiling rand_os v0.2.2
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.0
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling criterion-plot v0.4.0
[INFO] [stderr]    Compiling rayon v1.2.1
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling criterion v0.3.0
[INFO] [stderr]    Compiling factom v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `factom`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name mod --edition=2018 tests/mod.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="tokio"' --cfg 'feature="tokio-executor"' -C metadata=4442f85698cf2b4e -C extra-filename=-4442f85698cf2b4e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bs58=/opt/rustwide/target/debug/deps/libbs58-41f7cac46381ef6a.rlib --extern bytes=/opt/rustwide/target/debug/deps/libbytes-d8408989b20912a2.rlib --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-8d676916b255a43c.rlib --extern factom=/opt/rustwide/target/debug/deps/libfactom-a4283cc51cb7a3d7.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-51a5560cac7d1a3b.rlib --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-fc4fac291cdd3b0e.rlib --extern hex=/opt/rustwide/target/debug/deps/libhex-c49a27126895eb74.rlib --extern http=/opt/rustwide/target/debug/deps/libhttp-99138ea9dd82d9a1.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-f6377ff31d6ee721.rlib --extern hyper_tls=/opt/rustwide/target/debug/deps/libhyper_tls-b12510ad143f2090.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-25f2b34917f222b6.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-787ca5e6de4519bd.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-843f6b85303633ff.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-e414ec98226e12f8.rlib --extern sha2=/opt/rustwide/target/debug/deps/libsha2-cb06a0a4394e9d4b.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-5a33ce1a1a40a665.rlib --extern tokio_executor=/opt/rustwide/target/debug/deps/libtokio_executor-5f1fdc74842f6b11.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-a5ebbdf745bdf10b.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" "0d4840436985a0b001370b807418eabbf3ab15c24de0c98fcb42daf05de81305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d4840436985a0b001370b807418eabbf3ab15c24de0c98fcb42daf05de81305", kill_on_drop: false }`
[INFO] [stdout] 0d4840436985a0b001370b807418eabbf3ab15c24de0c98fcb42daf05de81305