[INFO] cloning repository https://github.com/navinds25/cerberus-srv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/navinds25/cerberus-srv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavinds25%2Fcerberus-srv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavinds25%2Fcerberus-srv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49fc8289e597d32e691b7112686f46f1b00eb78a
[INFO] checking navinds25/cerberus-srv against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavinds25%2Fcerberus-srv" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/navinds25/cerberus-srv
[INFO] finished tweaking git repo https://github.com/navinds25/cerberus-srv
[INFO] tweaked toml for git repo https://github.com/navinds25/cerberus-srv written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/navinds25/cerberus-srv on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/navinds25/cerberus-srv 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb1f5fe112334624b4832c9a39408b9cb881e5dc29f81f59bff310c921b79767
[INFO] running `Command { std: "docker" "start" "-a" "fb1f5fe112334624b4832c9a39408b9cb881e5dc29f81f59bff310c921b79767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb1f5fe112334624b4832c9a39408b9cb881e5dc29f81f59bff310c921b79767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb1f5fe112334624b4832c9a39408b9cb881e5dc29f81f59bff310c921b79767", kill_on_drop: false }`
[INFO] [stdout] fb1f5fe112334624b4832c9a39408b9cb881e5dc29f81f59bff310c921b79767
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fc43f2e8b04c0b427040749c391ccae6d91df6387efc53939d834e174e99c20
[INFO] running `Command { std: "docker" "start" "-a" "0fc43f2e8b04c0b427040749c391ccae6d91df6387efc53939d834e174e99c20", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling async-trait v0.1.61
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking standback v0.2.17
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.38
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0fc43f2e8b04c0b427040749c391ccae6d91df6387efc53939d834e174e99c20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc43f2e8b04c0b427040749c391ccae6d91df6387efc53939d834e174e99c20", kill_on_drop: false }`
[INFO] [stdout] 0fc43f2e8b04c0b427040749c391ccae6d91df6387efc53939d834e174e99c20
