[INFO] cloning repository https://github.com/avranju/backup-to-blob
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/avranju/backup-to-blob" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favranju%2Fbackup-to-blob", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favranju%2Fbackup-to-blob'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86aa9b8eb346a0e9766f221fac65376fe0d07328
[INFO] building avranju/backup-to-blob against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favranju%2Fbackup-to-blob" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/avranju/backup-to-blob
[INFO] finished tweaking git repo https://github.com/avranju/backup-to-blob
[INFO] tweaked toml for git repo https://github.com/avranju/backup-to-blob written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/avranju/backup-to-blob on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/avranju/backup-to-blob already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23da3941a00b11abe28b1715c35b0190ca007aff6b7b99a2e5db3dd3fe6bcd54
[INFO] running `Command { std: "docker" "start" "-a" "23da3941a00b11abe28b1715c35b0190ca007aff6b7b99a2e5db3dd3fe6bcd54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23da3941a00b11abe28b1715c35b0190ca007aff6b7b99a2e5db3dd3fe6bcd54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23da3941a00b11abe28b1715c35b0190ca007aff6b7b99a2e5db3dd3fe6bcd54", kill_on_drop: false }`
[INFO] [stdout] 23da3941a00b11abe28b1715c35b0190ca007aff6b7b99a2e5db3dd3fe6bcd54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c812121fec228d3378592127702f8091050e6ca61beda787d4ebe869cf27304e
[INFO] running `Command { std: "docker" "start" "-a" "c812121fec228d3378592127702f8091050e6ca61beda787d4ebe869cf27304e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling syn v1.0.6
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling net2 v0.2.38
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling lzma-sys v0.1.15
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling tokio-executor v0.1.8
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-sync v0.1.7
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling tokio-threadpool v0.1.16
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling xml-rs v0.8.14
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling filetime v0.2.16
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling md5 v0.6.1
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "visit", "visit-mut"))' -C metadata=994b9135a96a1ba6 -C extra-filename=-3f53073cc4c3451a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-7ebdd02400ebe60c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d907bb327bf2a948.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-6bb29a11fe85b6ff.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serde` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name serde --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde-1.0.101/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "derive", "rc", "serde_derive", "std", "unstable"))' -C metadata=340ed7add230b36f -C extra-filename=-09e9a7f7f9d5b202 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg core_try_from --cfg num_nonzero_signed --cfg std_atomic64 --cfg std_atomic` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c812121fec228d3378592127702f8091050e6ca61beda787d4ebe869cf27304e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c812121fec228d3378592127702f8091050e6ca61beda787d4ebe869cf27304e", kill_on_drop: false }`
[INFO] [stdout] c812121fec228d3378592127702f8091050e6ca61beda787d4ebe869cf27304e