[INFO] cloning repository https://github.com/Monadic-Cat/pulldown-discordmark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Monadic-Cat/pulldown-discordmark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Fpulldown-discordmark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Fpulldown-discordmark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 649058f5b9c1af5d961497d3bc1bd21817cab0a5
[INFO] checking Monadic-Cat/pulldown-discordmark against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Fpulldown-discordmark" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Monadic-Cat/pulldown-discordmark on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Monadic-Cat/pulldown-discordmark
[INFO] finished tweaking git repo https://github.com/Monadic-Cat/pulldown-discordmark
[INFO] tweaked toml for git repo https://github.com/Monadic-Cat/pulldown-discordmark written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Monadic-Cat/pulldown-discordmark 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d69101a8480873727233f1a256d35e2e676d88b0b3f83528a60cb0aa5618c554
[INFO] running `Command { std: "docker" "start" "-a" "d69101a8480873727233f1a256d35e2e676d88b0b3f83528a60cb0aa5618c554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d69101a8480873727233f1a256d35e2e676d88b0b3f83528a60cb0aa5618c554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d69101a8480873727233f1a256d35e2e676d88b0b3f83528a60cb0aa5618c554", kill_on_drop: false }`
[INFO] [stdout] d69101a8480873727233f1a256d35e2e676d88b0b3f83528a60cb0aa5618c554
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8fc162a99ac8cf78fe15a6bc0eb0501bac90537b53dbc9a9402a6d7a6bd5f92
[INFO] running `Command { std: "docker" "start" "-a" "e8fc162a99ac8cf78fe15a6bc0eb0501bac90537b53dbc9a9402a6d7a6bd5f92", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stdout] error[E0793]: reference to packed field is unaligned
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tendril-0.4.1/src/tendril.rs:241:20
[INFO] [stdout]     |
[INFO] [stdout] 241 |                 if (*header).refcount.decrement() == 1 {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: packed structs are only aligned by one byte, and many modern architectures penalize unaligned field accesses
[INFO] [stdout]     = note: creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout]     = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0793]: reference to packed field is unaligned
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tendril-0.4.1/src/tendril.rs:958:9
[INFO] [stdout]     |
[INFO] [stdout] 958 |         (*self.header()).refcount.increment();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: packed structs are only aligned by one byte, and many modern architectures penalize unaligned field accesses
[INFO] [stdout]     = note: creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout]     = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers)
[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 E0793`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tendril` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e8fc162a99ac8cf78fe15a6bc0eb0501bac90537b53dbc9a9402a6d7a6bd5f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8fc162a99ac8cf78fe15a6bc0eb0501bac90537b53dbc9a9402a6d7a6bd5f92", kill_on_drop: false }`
[INFO] [stdout] e8fc162a99ac8cf78fe15a6bc0eb0501bac90537b53dbc9a9402a6d7a6bd5f92
