[INFO] fetching crate transistor 2.1.1...
[INFO] testing transistor-2.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate transistor 2.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate transistor 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 transistor 2.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate transistor 2.1.1
[INFO] tweaked toml for crates.io crate transistor 2.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate transistor 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] aa7d656844f8a9cc259417a9796adc536249e03b666ceecb1c67bfae6e3f4136
[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" "aa7d656844f8a9cc259417a9796adc536249e03b666ceecb1c67bfae6e3f4136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa7d656844f8a9cc259417a9796adc536249e03b666ceecb1c67bfae6e3f4136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7d656844f8a9cc259417a9796adc536249e03b666ceecb1c67bfae6e3f4136", kill_on_drop: false }`
[INFO] [stdout] aa7d656844f8a9cc259417a9796adc536249e03b666ceecb1c67bfae6e3f4136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 8cede3e970d18d60f6dccc7d148f7f5b7458c7ba1e8f4330149ef5f7dc8b1e6b
[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" "8cede3e970d18d60f6dccc7d148f7f5b7458c7ba1e8f4330149ef5f7dc8b1e6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling bytes v0.5.5
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling h2 v0.2.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling edn-rs v0.16.11
[INFO] [stderr]    Compiling edn-derive v0.5.0
[INFO] [stderr]    Compiling hyper v0.13.6
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.6
[INFO] [stderr]    Compiling transistor v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "8cede3e970d18d60f6dccc7d148f7f5b7458c7ba1e8f4330149ef5f7dc8b1e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cede3e970d18d60f6dccc7d148f7f5b7458c7ba1e8f4330149ef5f7dc8b1e6b", kill_on_drop: false }`
[INFO] [stdout] 8cede3e970d18d60f6dccc7d148f7f5b7458c7ba1e8f4330149ef5f7dc8b1e6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 1f62c6f2698e3206bde0e4b53688925983b696d9a4cb779eab8ffb8a8eb621d5
[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" "1f62c6f2698e3206bde0e4b53688925983b696d9a4cb779eab8ffb8a8eb621d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling extend v0.1.2
[INFO] [stderr]    Compiling assert-json-diff v1.0.3
[INFO] [stderr]    Compiling mockito v0.26.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling transistor v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `transistor`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name transistor --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=ff295429bb696f5e -C extra-filename=-ff295429bb696f5e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cargo_husky=/opt/rustwide/target/debug/deps/libcargo_husky-99f893035c4e0473.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-e35f8646cc61e846.rlib --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-8412606f1fffebb2.rlib --extern edn_derive=/opt/rustwide/target/debug/deps/libedn_derive-e0ba9fe2ef7196b5.so --extern edn_rs=/opt/rustwide/target/debug/deps/libedn_rs-67f130e02260fea9.rlib --extern mockito=/opt/rustwide/target/debug/deps/libmockito-99eae0a34de40bfe.rlib --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-1e73effc02899579.rlib --extern trybuild=/opt/rustwide/target/debug/deps/libtrybuild-870308cfcce7d6b9.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" "1f62c6f2698e3206bde0e4b53688925983b696d9a4cb779eab8ffb8a8eb621d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f62c6f2698e3206bde0e4b53688925983b696d9a4cb779eab8ffb8a8eb621d5", kill_on_drop: false }`
[INFO] [stdout] 1f62c6f2698e3206bde0e4b53688925983b696d9a4cb779eab8ffb8a8eb621d5