[INFO] crate i2cbus 0.1.2 is already in cache
[INFO] testing i2cbus-0.1.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate i2cbus 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate i2cbus 0.1.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate i2cbus 0.1.2
[INFO] finished tweaking crates.io crate i2cbus 0.1.2
[INFO] tweaked toml for crates.io crate i2cbus 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate i2cbus 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 443474ee570717f178526752165bf909fba58ab17f0d6c8e397ffe8e5f70d712
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "443474ee570717f178526752165bf909fba58ab17f0d6c8e397ffe8e5f70d712"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.24
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling pnet_base v0.26.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling pnet v0.26.0
[INFO] [stderr]    Compiling ascii v0.7.1
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling linked_hash_set v0.1.3
[INFO] [stderr]    Compiling hyper-openssl v0.7.1
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling pnet_macros_support v0.26.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling openssl-sys v0.9.57
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling pnet_sys v0.26.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling buf_redux v0.6.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling signal-hook v0.1.15
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling hyper-old-types v0.11.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling uuid v0.1.18
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling url v0.2.38
[INFO] [stderr] error: could not compile `clap`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="vec_map"' -C metadata=59ef3c309f9ca11e -C extra-filename=-59ef3c309f9ca11e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-bf3fbdd21e4a8c77.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-3298de9546b03ef6.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-0bb1eb8c2caf8528.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-973ca7e6efba7d91.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-5357795f41cdee73.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-58fb194c691b26f1.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-974eb99206a6377c.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `nix`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.11.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=f3ce86872762e60b -C extra-filename=-f3ce86872762e60b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-0bb1eb8c2caf8528.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-c207894dabf2ad2d.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-76e577844e8fba47.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-b00461c2c57bf874.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `http`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name http /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/http-0.1.21/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=d04d8b6f353c82da -C extra-filename=-d04d8b6f353c82da --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-dfa598a41bf51c1e.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-b45dacb9ecb507ee.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-baa6a4ddb878a0b6.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.24/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=217696ba2106f45b -C extra-filename=-217696ba2106f45b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5a21c4d8e4453e25.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5246a60880fe8a4e.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-b4e9f939917f8126.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "443474ee570717f178526752165bf909fba58ab17f0d6c8e397ffe8e5f70d712"`
[INFO] running `"docker" "rm" "-f" "443474ee570717f178526752165bf909fba58ab17f0d6c8e397ffe8e5f70d712"`
[INFO] [stdout] 443474ee570717f178526752165bf909fba58ab17f0d6c8e397ffe8e5f70d712