[INFO] cloning repository https://github.com/tediou5/riscv-build-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tediou5/riscv-build-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftediou5%2Friscv-build-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftediou5%2Friscv-build-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44c3a8ea8f98841c8d3ff36d093ff70926343d32
[INFO] checking tediou5/riscv-build-test against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftediou5%2Friscv-build-test" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/tediou5/riscv-build-test
[INFO] finished tweaking git repo https://github.com/tediou5/riscv-build-test
[INFO] tweaked toml for git repo https://github.com/tediou5/riscv-build-test written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tediou5/riscv-build-test on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tediou5/riscv-build-test 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" "+4e55a504843955c97eb06907c71f6f3e99208021" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f1fac12f2ce4a12dc5fec4de35190371ee00bd676726a9fec6f310e1d8a1f70
[INFO] running `Command { std: "docker" "start" "-a" "9f1fac12f2ce4a12dc5fec4de35190371ee00bd676726a9fec6f310e1d8a1f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f1fac12f2ce4a12dc5fec4de35190371ee00bd676726a9fec6f310e1d8a1f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f1fac12f2ce4a12dc5fec4de35190371ee00bd676726a9fec6f310e1d8a1f70", kill_on_drop: false }`
[INFO] [stdout] 9f1fac12f2ce4a12dc5fec4de35190371ee00bd676726a9fec6f310e1d8a1f70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4e55a504843955c97eb06907c71f6f3e99208021" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54c5e23ef89155fc92872fe7ba333d17fc303c5b9d1ae9ac2c04fb6aab4290e7
[INFO] running `Command { std: "docker" "start" "-a" "54c5e23ef89155fc92872fe7ba333d17fc303c5b9d1ae9ac2c04fb6aab4290e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking der v0.7.9
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]     Checking pkcs1 v0.7.5
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rsa v0.9.7
[INFO] [stderr]     Checking riscv-build-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / fn panic(_info: &core::panic::PanicInfo) -> ! {
[INFO] [stdout] 23 | |     loop {}
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `rand_core` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/4e55a504843955c97eb06907c71f6f3e99208021/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5f172c9a1cad1328.rlib
[INFO] [stdout]    = note: second definition in the local crate (`riscv_build_test`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `riscv-build-test` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "54c5e23ef89155fc92872fe7ba333d17fc303c5b9d1ae9ac2c04fb6aab4290e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c5e23ef89155fc92872fe7ba333d17fc303c5b9d1ae9ac2c04fb6aab4290e7", kill_on_drop: false }`
[INFO] [stdout] 54c5e23ef89155fc92872fe7ba333d17fc303c5b9d1ae9ac2c04fb6aab4290e7