[INFO] cloning repository https://github.com/Hoverbear-Consulting/junctor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hoverbear-Consulting/junctor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoverbear-Consulting%2Fjunctor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoverbear-Consulting%2Fjunctor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d8e2b9da117f8e1284f324bdc5cfa6a207babd5
[INFO] checking Hoverbear-Consulting/junctor against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoverbear-Consulting%2Fjunctor" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hoverbear-Consulting/junctor on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Hoverbear-Consulting/junctor
[INFO] finished tweaking git repo https://github.com/Hoverbear-Consulting/junctor
[INFO] tweaked toml for git repo https://github.com/Hoverbear-Consulting/junctor written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Hoverbear-Consulting/junctor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alloc-cortex-m v0.4.0
[INFO] [stderr]   Downloaded nrf52840-pac v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b532703502e03f94b0b047e8371e49ee5b51c4f4bad006897dbbdc5a6e46d951
[INFO] running `Command { std: "docker" "start" "-a" "b532703502e03f94b0b047e8371e49ee5b51c4f4bad006897dbbdc5a6e46d951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b532703502e03f94b0b047e8371e49ee5b51c4f4bad006897dbbdc5a6e46d951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b532703502e03f94b0b047e8371e49ee5b51c4f4bad006897dbbdc5a6e46d951", kill_on_drop: false }`
[INFO] [stdout] b532703502e03f94b0b047e8371e49ee5b51c4f4bad006897dbbdc5a6e46d951
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcd2a5457cd12c4f45bb103b96c2c7fbba3a73df64d1fa62bed121d9d9d5e876
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dcd2a5457cd12c4f45bb103b96c2c7fbba3a73df64d1fa62bed121d9d9d5e876", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling cortex-m v0.6.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]    Compiling nrf52840-pac v0.9.0
[INFO] [stderr]     Checking linked_list_allocator v0.8.4
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking tracing-core v0.1.13
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libgit2-sys v0.12.9+1.0.1
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]    Compiling git2 v0.13.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]     Checking tracing v0.1.18
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking rtt-target v0.2.0
[INFO] [stderr]     Checking alloc-cortex-m v0.4.0
[INFO] [stderr]    Compiling cargo-lock v4.0.1
[INFO] [stderr]    Compiling built v0.4.2
[INFO] [stderr]    Compiling junctor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: found duplicate lang item `oom`
[INFO] [stdout]   --> src/main.rs:73:1
[INFO] [stdout]    |
[INFO] [stdout] 73 | / fn alloc_error(_layout: core::alloc::Layout) -> ! {
[INFO] [stdout] 74 | |     loop {}
[INFO] [stdout] 75 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/d990716b6a1fdde1300748828a9c9e79dfd0b898/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-843c4381784de358.rlib
[INFO] [stdout]    = note: second definition in the local crate (`junctor`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:79:1
[INFO] [stdout]    |
[INFO] [stdout] 79 | / fn panic(info: &core::panic::PanicInfo) -> ! {
[INFO] [stdout] 80 | |     tracing::event!(tracing::Level::ERROR, ?info, "Panicked!");
[INFO] [stdout] 81 | |     loop {}
[INFO] [stdout] 82 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/d990716b6a1fdde1300748828a9c9e79dfd0b898/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-843c4381784de358.rlib
[INFO] [stdout]    = note: second definition in the local crate (`junctor`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `junctor`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "dcd2a5457cd12c4f45bb103b96c2c7fbba3a73df64d1fa62bed121d9d9d5e876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcd2a5457cd12c4f45bb103b96c2c7fbba3a73df64d1fa62bed121d9d9d5e876", kill_on_drop: false }`
[INFO] [stdout] dcd2a5457cd12c4f45bb103b96c2c7fbba3a73df64d1fa62bed121d9d9d5e876