[INFO] cloning repository https://github.com/simpago/rsnano-ledger-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simpago/rsnano-ledger-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimpago%2Frsnano-ledger-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimpago%2Frsnano-ledger-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96efb3513871fd80b74a5a0077b2c896e3dcecd3
[INFO] checking simpago/rsnano-ledger-example against try#c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6 for pr-145463
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimpago%2Frsnano-ledger-example" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/simpago/rsnano-ledger-example
[INFO] finished tweaking git repo https://github.com/simpago/rsnano-ledger-example
[INFO] tweaked toml for git repo https://github.com/simpago/rsnano-ledger-example written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/simpago/rsnano-ledger-example on toolchain c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/simpago/rsnano-ledger-example 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" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "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/simpago/rsnano-node`
[INFO] [stderr]     Updating git submodule `https://github.com/cryptocode/cpptoml.git`
[INFO] [stderr]     Updating git submodule `https://github.com/meta-toolkit/meta-cmake.git`
[INFO] [stderr]     Updating git submodule `https://github.com/nanocurrency/diskhash.git`
[INFO] [stderr]     Updating git submodule `https://github.com/google/flatbuffers.git`
[INFO] [stderr]     Updating git submodule `https://github.com/google/googletest.git`
[INFO] [stderr]     Updating git submodule `https://github.com/miniupnp/miniupnp.git`
[INFO] [stderr]     Updating git submodule `https://github.com/nanocurrency/nano-pow-server.git`
[INFO] [stderr]     Updating git submodule `https://github.com/cryptocode/cpptoml.git`
[INFO] [stderr]     Updating git submodule `https://github.com/meta-toolkit/meta-cmake.git`
[INFO] [stderr]     Updating git submodule `https://github.com/google/googletest`
[INFO] [stderr]     Updating git submodule `https://github.com/gabime/spdlog.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blake2b_simd v1.0.0
[INFO] [stderr]   Downloaded rust-argon2 v1.0.0
[INFO] [stderr]   Downloaded proc-macro-crate v1.2.1
[INFO] [stderr]   Downloaded parity-scale-codec-derive v3.1.3
[INFO] [stderr]   Downloaded ed25519 v1.5.2
[INFO] [stderr]   Downloaded anyhow v1.0.66
[INFO] [stderr]   Downloaded cc v1.0.77
[INFO] [stderr]   Downloaded lmdb-rkv v0.14.0
[INFO] [stderr]   Downloaded serde v1.0.150
[INFO] [stderr]   Downloaded serde_json v1.0.89
[INFO] [stderr]   Downloaded num-format v0.4.4
[INFO] [stderr]   Downloaded once_cell v1.16.0
[INFO] [stderr]   Downloaded blake2 v0.10.5
[INFO] [stderr]   Downloaded ed25519-dalek-blake2b v1.0.2
[INFO] [stderr]   Downloaded cipher v0.4.3
[INFO] [stderr]   Downloaded subtle-ng v2.5.0
[INFO] [stderr]   Downloaded syn v1.0.105
[INFO] [stderr]   Downloaded libc v0.2.138
[INFO] [stderr]   Downloaded zeroize_derive v1.3.3
[INFO] [stderr]   Downloaded zeroize v1.5.7
[INFO] [stderr]   Downloaded num-complex v0.4.2
[INFO] [stderr]   Downloaded parity-scale-codec v3.2.1
[INFO] [stderr]   Downloaded curve25519-dalek-ng v4.1.1
[INFO] [stderr]   Downloaded aes v0.8.2
[INFO] [stderr]   Downloaded lmdb-rkv-sys v0.11.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f092560f9c9168a4580041a8ed70870aad81498c33985b140cbf528bfbf772d8
[INFO] running `Command { std: "docker" "start" "-a" "f092560f9c9168a4580041a8ed70870aad81498c33985b140cbf528bfbf772d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f092560f9c9168a4580041a8ed70870aad81498c33985b140cbf528bfbf772d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f092560f9c9168a4580041a8ed70870aad81498c33985b140cbf528bfbf772d8", kill_on_drop: false }`
[INFO] [stdout] f092560f9c9168a4580041a8ed70870aad81498c33985b140cbf528bfbf772d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+c6f1a85c8f06c93ddc6200caf413929a2e7e7dd6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c7c89e435dee01afe0af6c3d24595532ac617ffcb8cc58e35dd7381c327da31
[INFO] running `Command { std: "docker" "start" "-a" "9c7c89e435dee01afe0af6c3d24595532ac617ffcb8cc58e35dd7381c327da31", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking cipher v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[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" "9c7c89e435dee01afe0af6c3d24595532ac617ffcb8cc58e35dd7381c327da31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c7c89e435dee01afe0af6c3d24595532ac617ffcb8cc58e35dd7381c327da31", kill_on_drop: false }`
[INFO] [stdout] 9c7c89e435dee01afe0af6c3d24595532ac617ffcb8cc58e35dd7381c327da31