[INFO] fetching crate cerk_router_broadcast 0.2.8...
[INFO] testing cerk_router_broadcast-0.2.8 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate cerk_router_broadcast 0.2.8 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate cerk_router_broadcast 0.2.8
[INFO] finished tweaking crates.io crate cerk_router_broadcast 0.2.8
[INFO] tweaked toml for crates.io crate cerk_router_broadcast 0.2.8 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cerk_router_broadcast 0.2.8 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 88 packages to latest compatible versions
[INFO] [stderr]       Adding cloudevents-sdk v0.3.1 (available: v0.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b128e365e462e69b4e4e8e398b699c57970847733f207dea3535f671c2868138
[INFO] running `Command { std: "docker" "start" "-a" "b128e365e462e69b4e4e8e398b699c57970847733f207dea3535f671c2868138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b128e365e462e69b4e4e8e398b699c57970847733f207dea3535f671c2868138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b128e365e462e69b4e4e8e398b699c57970847733f207dea3535f671c2868138", kill_on_drop: false }`
[INFO] [stdout] b128e365e462e69b4e4e8e398b699c57970847733f207dea3535f671c2868138
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 431dda5086b44718dfbd313a6c3374e148d88e38d9ccb022aeb55e08324e4785
[INFO] running `Command { std: "docker" "start" "-a" "431dda5086b44718dfbd313a6c3374e148d88e38d9ccb022aeb55e08324e4785", kill_on_drop: false }`
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling delegate-attr v0.2.9
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling cloudevents-sdk v0.3.1
[INFO] [stderr]    Compiling cerk v0.2.11
[INFO] [stdout] error[E0432]: unresolved import `serde::export`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cerk-0.2.11/src/kernel/config.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::export::TryFrom;
[INFO] [stdout]   |            ^^^^^^ could not find `export` in `serde`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cerk-0.2.11/src/kernel/config.rs:28:49
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn try_from(value: &Config) -> Result<Self, Self::Error> {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use fully-qualified syntax
[INFO] [stdout]    |
[INFO] [stdout] 28 -     fn try_from(value: &Config) -> Result<Self, Self::Error> {
[INFO] [stdout] 28 +     fn try_from(value: &Config) -> Result<Self, <u8 as TryFrom>::Error> {
[INFO] [stdout]    |
[INFO] [stdout] 28 -     fn try_from(value: &Config) -> Result<Self, Self::Error> {
[INFO] [stdout] 28 +     fn try_from(value: &Config) -> Result<Self, <u8 as TryInto>::Error> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cerk-0.2.11/src/kernel/config.rs:38:49
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn try_from(value: &Config) -> Result<Self, Self::Error> {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use fully-qualified syntax
[INFO] [stdout]    |
[INFO] [stdout] 38 -     fn try_from(value: &Config) -> Result<Self, Self::Error> {
[INFO] [stdout] 38 +     fn try_from(value: &Config) -> Result<Self, <u32 as TryFrom>::Error> {
[INFO] [stdout]    |
[INFO] [stdout] 38 -     fn try_from(value: &Config) -> Result<Self, Self::Error> {
[INFO] [stdout] 38 +     fn try_from(value: &Config) -> Result<Self, <u32 as TryInto>::Error> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cerk-0.2.11/src/kernel/config.rs:59:49
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn try_from(value: &Config) -> Result<Self, Self::Error> {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use fully-qualified syntax
[INFO] [stdout]    |
[INFO] [stdout] 59 -     fn try_from(value: &Config) -> Result<Self, Self::Error> {
[INFO] [stdout] 59 +     fn try_from(value: &Config) -> Result<Self, <Vec<Config> as TryFrom>::Error> {
[INFO] [stdout]    |
[INFO] [stdout] 59 -     fn try_from(value: &Config) -> Result<Self, Self::Error> {
[INFO] [stdout] 59 +     fn try_from(value: &Config) -> Result<Self, <Vec<Config> as TryInto>::Error> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0223, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0223`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cerk` (lib) due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "431dda5086b44718dfbd313a6c3374e148d88e38d9ccb022aeb55e08324e4785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "431dda5086b44718dfbd313a6c3374e148d88e38d9ccb022aeb55e08324e4785", kill_on_drop: false }`
[INFO] [stdout] 431dda5086b44718dfbd313a6c3374e148d88e38d9ccb022aeb55e08324e4785