[INFO] cloning repository https://github.com/playdog-io/poe-homework
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/playdog-io/poe-homework" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplaydog-io%2Fpoe-homework", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplaydog-io%2Fpoe-homework'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 434de2e718836960c8f0c2a9c9ad7f51a0888af2
[INFO] testing playdog-io/poe-homework against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplaydog-io%2Fpoe-homework" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/playdog-io/poe-homework
[INFO] finished tweaking git repo https://github.com/playdog-io/poe-homework
[INFO] tweaked toml for git repo https://github.com/playdog-io/poe-homework written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/playdog-io/poe-homework on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/playdog-io/poe-homework 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded value-bag v1.0.0-alpha.7
[INFO] [stderr]   Downloaded parity-scale-codec-derive v2.2.0
[INFO] [stderr]   Downloaded serde_derive v1.0.127
[INFO] [stderr]   Downloaded futures-macro v0.3.16
[INFO] [stderr]   Downloaded directories v3.0.2
[INFO] [stderr]   Downloaded zeroize v1.4.1
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.28.2
[INFO] [stderr]   Downloaded shlex v1.0.0
[INFO] [stderr]   Downloaded libp2p-mdns v0.30.2
[INFO] [stderr]   Downloaded which v4.2.2
[INFO] [stderr]   Downloaded cexpr v0.5.0
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.12.1
[INFO] [stderr]   Downloaded structopt-derive v0.4.15
[INFO] [stderr]   Downloaded parity-ws v0.10.1
[INFO] [stderr]   Downloaded trust-dns-resolver v0.20.3
[INFO] [stderr]   Downloaded libp2p-core v0.28.3
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.30.1
[INFO] [stderr]   Downloaded futures-util v0.3.16
[INFO] [stderr]   Downloaded serde_json v1.0.66
[INFO] [stderr]   Downloaded syn v1.0.74
[INFO] [stderr]   Downloaded bindgen v0.59.1
[INFO] [stderr]   Downloaded finality-grandpa v0.14.3
[INFO] [stderr]   Downloaded trust-dns-proto v0.20.3
[INFO] [stderr]   Downloaded object v0.26.0
[INFO] [stderr]   Downloaded backtrace v0.3.61
[INFO] [stderr]   Downloaded pwasm-utils v0.18.1
[INFO] [stderr]   Downloaded cpp_demangle v0.3.3
[INFO] [stderr]   Downloaded bstr v0.2.16
[INFO] [stderr]   Downloaded socket2 v0.4.1
[INFO] [stderr]   Downloaded rand_distr v0.4.1
[INFO] [stderr]   Downloaded structopt v0.3.22
[INFO] [stderr]   Downloaded pin-project v0.4.28
[INFO] [stderr]   Downloaded signal-hook v0.3.9
[INFO] [stderr]   Downloaded matrixmultiply v0.3.1
[INFO] [stderr]   Downloaded futures-channel v0.3.16
[INFO] [stderr]   Downloaded futures-core v0.3.16
[INFO] [stderr]   Downloaded anyhow v1.0.42
[INFO] [stderr]   Downloaded curve25519-dalek v3.1.0
[INFO] [stderr]   Downloaded psm v0.1.14
[INFO] [stderr]   Downloaded target-lexicon v0.12.1
[INFO] [stderr]   Downloaded polling v2.1.0
[INFO] [stderr]   Downloaded camino v1.0.5
[INFO] [stderr]   Downloaded addr2line v0.16.0
[INFO] [stderr]   Downloaded memory-db v0.27.0
[INFO] [stderr]   Downloaded parity-util-mem v0.10.0
[INFO] [stderr]   Downloaded uint v0.9.1
[INFO] [stderr]   Downloaded erased-serde v0.3.16
[INFO] [stderr]   Downloaded synstructure v0.12.5
[INFO] [stderr]   Downloaded gimli v0.25.0
[INFO] [stderr]   Downloaded minicbor-derive v0.6.4
[INFO] [stderr]   Downloaded minicbor v0.8.1
[INFO] [stderr]   Downloaded pin-project-internal v0.4.28
[INFO] [stderr]   Downloaded scale-info-derive v0.7.0
[INFO] [stderr]   Downloaded hex-literal v0.3.3
[INFO] [stderr]   Downloaded scale-info v0.10.0
[INFO] [stderr]   Downloaded approx v0.5.0
[INFO] [stderr]   Downloaded zeroize_derive v1.1.0
[INFO] [stderr]   Downloaded fastrand v1.5.0
[INFO] [stderr]   Downloaded signature v1.3.1
[INFO] [stderr]   Downloaded futures-sink v0.3.16
[INFO] [stderr]   Downloaded ruzstd v0.2.4
[INFO] [stderr]   Downloaded ed25519 v1.2.0
[INFO] [stderr]   Downloaded async-std-resolver v0.20.3
[INFO] [stderr]   Downloaded sha-1 v0.9.7
[INFO] [stderr]   Downloaded linregress v0.4.3
[INFO] [stderr]   Downloaded futures-io v0.3.16
[INFO] [stderr]   Downloaded futures-task v0.3.16
[INFO] [stderr]   Downloaded trie-db v0.22.6
[INFO] [stderr]   Downloaded parity-scale-codec v2.2.0
[INFO] [stderr]   Downloaded ahash v0.7.4
[INFO] [stderr]   Downloaded arrayvec v0.7.1
[INFO] [stderr]   Downloaded serde v1.0.127
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 203a710c995d539605c175ce508d9df412ce55f10516b3ae7fd97aa5fa011e1f
[INFO] running `Command { std: "docker" "start" "-a" "203a710c995d539605c175ce508d9df412ce55f10516b3ae7fd97aa5fa011e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "203a710c995d539605c175ce508d9df412ce55f10516b3ae7fd97aa5fa011e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203a710c995d539605c175ce508d9df412ce55f10516b3ae7fd97aa5fa011e1f", kill_on_drop: false }`
[INFO] [stdout] 203a710c995d539605c175ce508d9df412ce55f10516b3ae7fd97aa5fa011e1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 414a4fe9a7613cd711eec4fe2de4b267b89a5156b45dc7ca341692cc4b37fd1d
[INFO] running `Command { std: "docker" "start" "-a" "414a4fe9a7613cd711eec4fe2de4b267b89a5156b45dc7ca341692cc4b37fd1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.28/src/wrapper.rs:485:33
[INFO] [stdout]     |
[INFO] [stdout] 485 |                 let proc_macro::LineColumn { line, column } = s.start();
[INFO] [stdout]     |                                 ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::fallback::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 485 -                 let proc_macro::LineColumn { line, column } = s.start();
[INFO] [stdout] 485 +                 let LineColumn { line, column } = s.start();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.28/src/wrapper.rs:502:33
[INFO] [stdout]     |
[INFO] [stdout] 502 |                 let proc_macro::LineColumn { line, column } = s.end();
[INFO] [stdout]     |                                 ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::fallback::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 502 -                 let proc_macro::LineColumn { line, column } = s.end();
[INFO] [stdout] 502 +                 let LineColumn { line, column } = s.end();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling cpufeatures v0.1.5
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling signature v1.3.1
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "414a4fe9a7613cd711eec4fe2de4b267b89a5156b45dc7ca341692cc4b37fd1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "414a4fe9a7613cd711eec4fe2de4b267b89a5156b45dc7ca341692cc4b37fd1d", kill_on_drop: false }`
[INFO] [stdout] 414a4fe9a7613cd711eec4fe2de4b267b89a5156b45dc7ca341692cc4b37fd1d