[INFO] fetching crate factom 2.1.1...
[INFO] testing factom-2.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate factom 2.1.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate factom 2.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-11/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" "+1.49.0" "fetch" "--locked" "--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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23d41dc66a800e1b62742d5136f86357cf7318d7688d2ee306b9f7121e69f5f9
[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" "23d41dc66a800e1b62742d5136f86357cf7318d7688d2ee306b9f7121e69f5f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23d41dc66a800e1b62742d5136f86357cf7318d7688d2ee306b9f7121e69f5f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23d41dc66a800e1b62742d5136f86357cf7318d7688d2ee306b9f7121e69f5f9", kill_on_drop: false }`
[INFO] [stdout] 23d41dc66a800e1b62742d5136f86357cf7318d7688d2ee306b9f7121e69f5f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7cc468545e1b3923ab862599be5935eaef9bb0a832987b0d37dcb2dc1cf5cb2
[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" "d7cc468545e1b3923ab862599be5935eaef9bb0a832987b0d37dcb2dc1cf5cb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling bytes v0.5.2
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling smallvec v1.0.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling http v0.2.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling tokio-executor v0.2.0-alpha.6
[INFO] [stderr]    Compiling native-tls v0.2.3
[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" "d7cc468545e1b3923ab862599be5935eaef9bb0a832987b0d37dcb2dc1cf5cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7cc468545e1b3923ab862599be5935eaef9bb0a832987b0d37dcb2dc1cf5cb2", kill_on_drop: false }`
[INFO] [stdout] d7cc468545e1b3923ab862599be5935eaef9bb0a832987b0d37dcb2dc1cf5cb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb7becd6133591c2b3b17a37c4775090d0649c2abd6600c637ba880d317df4a5
[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" "bb7becd6133591c2b3b17a37c4775090d0649c2abd6600c637ba880d317df4a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling rayon-core v1.6.1
[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 num-traits v0.2.10
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling criterion-plot v0.4.0
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling rand_os v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_xoshiro v0.3.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling rayon v1.2.1
[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=7fed4a2cd2a3dda9 -C extra-filename=-7fed4a2cd2a3dda9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bs58=/opt/rustwide/target/debug/deps/libbs58-19da030a34ac12cd.rlib --extern bytes=/opt/rustwide/target/debug/deps/libbytes-2a3a24e500732f6b.rlib --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-d1537a523742e2bf.rlib --extern factom=/opt/rustwide/target/debug/deps/libfactom-92e5f3e8e02a3589.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-9741c423aec3a1df.rlib --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-e02e43dbc8aac7e5.rlib --extern hex=/opt/rustwide/target/debug/deps/libhex-6fab9420bc6b6ed4.rlib --extern http=/opt/rustwide/target/debug/deps/libhttp-32d5b072f3f0853c.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-6da8f9f3e14d988c.rlib --extern hyper_tls=/opt/rustwide/target/debug/deps/libhyper_tls-e9a99f6d81873a6f.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-3e6b09c17c4087d8.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-5999fe6e956b1e96.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-02b1b210fecdab9e.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-9645437b2716d3ec.rlib --extern sha2=/opt/rustwide/target/debug/deps/libsha2-fb583e2e32d6a6f3.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-0a5b662671aede1d.rlib --extern tokio_executor=/opt/rustwide/target/debug/deps/libtokio_executor-3c0d9066e0fef2b3.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-2cfce7d7af2131fa.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" "bb7becd6133591c2b3b17a37c4775090d0649c2abd6600c637ba880d317df4a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb7becd6133591c2b3b17a37c4775090d0649c2abd6600c637ba880d317df4a5", kill_on_drop: false }`
[INFO] [stdout] bb7becd6133591c2b3b17a37c4775090d0649c2abd6600c637ba880d317df4a5