[INFO] cloning repository https://github.com/lightningrodlabs/ludos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lightningrodlabs/ludos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flightningrodlabs%2Fludos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flightningrodlabs%2Fludos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b12bbafc0e8ca36fd6734458ce036946ca97f6c
[INFO] checking lightningrodlabs/ludos against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flightningrodlabs%2Fludos" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lightningrodlabs/ludos
[INFO] finished tweaking git repo https://github.com/lightningrodlabs/ludos
[INFO] tweaked toml for git repo https://github.com/lightningrodlabs/ludos written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lightningrodlabs/ludos on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lightningrodlabs/ludos 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/holochain/syn`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmer-artifact v2.3.0
[INFO] [stderr]   Downloaded holochain_wasmer_guest v0.0.83
[INFO] [stderr]   Downloaded holochain_wasmer_common v0.0.83
[INFO] [stderr]   Downloaded wasmer-engine v2.3.0
[INFO] [stderr]   Downloaded hdi v0.2.1
[INFO] [stderr]   Downloaded wasmer-compiler v2.3.0
[INFO] [stderr]   Downloaded wasmparser v0.83.0
[INFO] [stderr]   Downloaded rmp-serde v0.15.5
[INFO] [stderr]   Downloaded kitsune_p2p_timestamp v0.1.0
[INFO] [stderr]   Downloaded wat v1.0.49
[INFO] [stderr]   Downloaded wasmer-vm v2.3.0
[INFO] [stderr]   Downloaded holochain_serialized_bytes_derive v0.0.51
[INFO] [stderr]   Downloaded wasmer-derive v2.3.0
[INFO] [stderr]   Downloaded holochain_zome_types v0.1.1
[INFO] [stderr]   Downloaded intervallum v1.4.0
[INFO] [stderr]   Downloaded hdk_derive v0.1.1
[INFO] [stderr]   Downloaded holochain_integrity_types v0.1.1
[INFO] [stderr]   Downloaded cranelift-bforest v0.82.3
[INFO] [stderr]   Downloaded wasmer-compiler-cranelift v2.3.0
[INFO] [stderr]   Downloaded hdk v0.1.1
[INFO] [stderr]   Downloaded wasmer v2.3.0
[INFO] [stderr]   Downloaded pest v2.5.4
[INFO] [stderr]   Downloaded regalloc v0.0.34
[INFO] [stderr]   Downloaded wast v47.0.1
[INFO] [stderr]   Downloaded cranelift-entity v0.82.3
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.82.3
[INFO] [stderr]   Downloaded cranelift-frontend v0.82.3
[INFO] [stderr]   Downloaded wasm-encoder v0.18.0
[INFO] [stderr]   Downloaded wasmer-engine-dylib v2.3.0
[INFO] [stderr]   Downloaded kitsune_p2p_dht_arc v0.1.0
[INFO] [stderr]   Downloaded holo_hash v0.1.1
[INFO] [stderr]   Downloaded home v0.5.4
[INFO] [stderr]   Downloaded cargo_metadata v0.15.2
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.82.3
[INFO] [stderr]   Downloaded wasmer-engine-universal-artifact v2.3.0
[INFO] [stderr]   Downloaded holochain_serialized_bytes v0.0.51
[INFO] [stderr]   Downloaded camino v1.1.2
[INFO] [stderr]   Downloaded wasmer-engine-universal v2.3.0
[INFO] [stderr]   Downloaded corosensei v0.1.3
[INFO] [stderr]   Downloaded wasmer-object v2.3.0
[INFO] [stderr]   Downloaded wasmer-types v2.3.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.82.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49a3f6119e8d45c6ebfeecf908e7097bddb252b3b39c2dab4f1cc8f903bb1944
[INFO] running `Command { std: "docker" "start" "-a" "49a3f6119e8d45c6ebfeecf908e7097bddb252b3b39c2dab4f1cc8f903bb1944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49a3f6119e8d45c6ebfeecf908e7097bddb252b3b39c2dab4f1cc8f903bb1944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a3f6119e8d45c6ebfeecf908e7097bddb252b3b39c2dab4f1cc8f903bb1944", kill_on_drop: false }`
[INFO] [stdout] 49a3f6119e8d45c6ebfeecf908e7097bddb252b3b39c2dab4f1cc8f903bb1944
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8949c179e66f17ba5205bd2e939b91724e3dc1230455fdb7faa99531c49bb751
[INFO] running `Command { std: "docker" "start" "-a" "8949c179e66f17ba5205bd2e939b91724e3dc1230455fdb7faa99531c49bb751", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling bytecheck v0.6.9
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling rend v0.3.6
[INFO] [stderr]    Compiling target-lexicon v0.12.4
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rkyv v0.7.39
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking more-asserts v0.2.2
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling camino v1.1.2
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]     Checking wasmparser v0.83.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.46/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[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" "8949c179e66f17ba5205bd2e939b91724e3dc1230455fdb7faa99531c49bb751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8949c179e66f17ba5205bd2e939b91724e3dc1230455fdb7faa99531c49bb751", kill_on_drop: false }`
[INFO] [stdout] 8949c179e66f17ba5205bd2e939b91724e3dc1230455fdb7faa99531c49bb751