[INFO] fetching crate iza 0.1.0...
[INFO] checking iza-0.1.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate iza 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate iza 0.1.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iza 0.1.0
[INFO] finished tweaking crates.io crate iza 0.1.0
[INFO] tweaked toml for crates.io crate iza 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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] 5507b4f279dc1c0668a4f2e733c424445bfb912d262eb155a266e07bb2e92fec
[INFO] running `Command { std: "docker" "start" "-a" "5507b4f279dc1c0668a4f2e733c424445bfb912d262eb155a266e07bb2e92fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5507b4f279dc1c0668a4f2e733c424445bfb912d262eb155a266e07bb2e92fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5507b4f279dc1c0668a4f2e733c424445bfb912d262eb155a266e07bb2e92fec", kill_on_drop: false }`
[INFO] [stdout] 5507b4f279dc1c0668a4f2e733c424445bfb912d262eb155a266e07bb2e92fec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 537a66e01098709fd45bf9758c01dfe1a3e55da2aa6053c0189e629798f32514
[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" "537a66e01098709fd45bf9758c01dfe1a3e55da2aa6053c0189e629798f32514", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking iza v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]   --> src/resource/command_id.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |         #[derive(Serialize)]
[INFO] [stdout]    |                  ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]   --> src/resource/command_id.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |         #[derive(Serialize)]
[INFO] [stdout]    |                  ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]   --> src/resource/command_id.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |         #[derive(Serialize)]
[INFO] [stdout]    |                  ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]   --> src/resource/command_id.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |         #[derive(Serialize)]
[INFO] [stdout]    |                  ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]   --> src/resource/command_id.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |         #[derive(Serialize)]
[INFO] [stdout]    |                  ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]   --> src/resource/command_id.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |         #[derive(Serialize)]
[INFO] [stdout]    |                  ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/command_strings.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Serialize)]
[INFO] [stdout]   |                 ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/command_strings.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Serialize)]
[INFO] [stdout]   |                 ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/command_strings.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Serialize)]
[INFO] [stdout]   |                 ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/executor_details.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Serialize)]
[INFO] [stdout]   |          ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/executor_details.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Serialize)]
[INFO] [stdout]   |          ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/executor_details.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Serialize)]
[INFO] [stdout]   |          ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/executor_id.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Serialize)]
[INFO] [stdout]   |                 ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/executor_id.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Serialize)]
[INFO] [stdout]   |                 ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/executor_id.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Serialize)]
[INFO] [stdout]   |                 ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]   --> src/resource/command_id.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |         #[derive(Serialize)]
[INFO] [stdout]    |                  ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]   --> src/resource/command_id.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |         #[derive(Serialize)]
[INFO] [stdout]    |                  ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/command_strings.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Serialize)]
[INFO] [stdout]   |                 ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/command_strings.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Serialize)]
[INFO] [stdout]   |                 ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/command_strings.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Serialize)]
[INFO] [stdout]   |                 ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/executor_details.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Serialize)]
[INFO] [stdout]   |          ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/executor_details.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Serialize)]
[INFO] [stdout]   |          ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/executor_details.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Serialize)]
[INFO] [stdout]   |          ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/executor_id.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Serialize)]
[INFO] [stdout]   |                 ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/executor_id.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Serialize)]
[INFO] [stdout]   |                 ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__private` in `_serde`
[INFO] [stdout]  --> src/resource/executor_id.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Serialize)]
[INFO] [stdout]   |                 ^^^^^^^^^ could not find `__private` in `_serde`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iza`
[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] [stdout] error: aborting due to 13 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "537a66e01098709fd45bf9758c01dfe1a3e55da2aa6053c0189e629798f32514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "537a66e01098709fd45bf9758c01dfe1a3e55da2aa6053c0189e629798f32514", kill_on_drop: false }`
[INFO] [stdout] 537a66e01098709fd45bf9758c01dfe1a3e55da2aa6053c0189e629798f32514