[INFO] fetching crate bytecheck 0.8.0-pre1...
[INFO] checking bytecheck-0.8.0-pre1 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate bytecheck 0.8.0-pre1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate bytecheck 0.8.0-pre1 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bytecheck 0.8.0-pre1
[INFO] finished tweaking crates.io crate bytecheck 0.8.0-pre1
[INFO] tweaked toml for crates.io crate bytecheck 0.8.0-pre1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ptr_meta v0.3.0-pre1
[INFO] [stderr]   Downloaded ptr_meta_derive v0.3.0-pre1
[INFO] [stderr]   Downloaded rancor v0.1.0-pre8
[INFO] [stderr]   Downloaded bytecheck_derive v0.8.0-pre6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89104970cdb423a7a91b4b021523e68bdc3256782438c3dd08b62ff0313744fb
[INFO] running `Command { std: "docker" "start" "-a" "89104970cdb423a7a91b4b021523e68bdc3256782438c3dd08b62ff0313744fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89104970cdb423a7a91b4b021523e68bdc3256782438c3dd08b62ff0313744fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89104970cdb423a7a91b4b021523e68bdc3256782438c3dd08b62ff0313744fb", kill_on_drop: false }`
[INFO] [stdout] 89104970cdb423a7a91b4b021523e68bdc3256782438c3dd08b62ff0313744fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70bcfe45650ef0ab8b17a8e4d8cc37d925b4cf13c3bb1b0821a1b2002fad58d1
[INFO] running `Command { std: "docker" "start" "-a" "70bcfe45650ef0ab8b17a8e4d8cc37d925b4cf13c3bb1b0821a1b2002fad58d1", kill_on_drop: false }`
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling ptr_meta_derive v0.3.0-pre1
[INFO] [stderr]    Compiling bytecheck_derive v0.8.0-pre6
[INFO] [stderr]     Checking ptr_meta v0.3.0-pre1
[INFO] [stderr]     Checking rancor v0.1.0-pre8
[INFO] [stderr]     Checking bytecheck v0.8.0-pre1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `rancor::Context`, `rancor::Contextual`
[INFO] [stdout]    --> src/lib.rs:164:14
[INFO] [stdout]     |
[INFO] [stdout] 164 | use rancor::{Context, Contextual, Error};
[INFO] [stdout]     |              ^^^^^^^  ^^^^^^^^^^ no `Contextual` in the root
[INFO] [stdout]     |              |
[INFO] [stdout]     |              no `Context` in the root
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing one of these items instead:
[INFO] [stdout]             core::task::Context
[INFO] [stdout]             std::task::Context
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bytecheck` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved imports `rancor::Context`, `rancor::Contextual`
[INFO] [stdout]    --> src/lib.rs:164:14
[INFO] [stdout]     |
[INFO] [stdout] 164 | use rancor::{Context, Contextual, Error};
[INFO] [stdout]     |              ^^^^^^^  ^^^^^^^^^^ no `Contextual` in the root
[INFO] [stdout]     |              |
[INFO] [stdout]     |              no `Context` in the root
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing one of these items instead:
[INFO] [stdout]             core::task::Context
[INFO] [stdout]             std::task::Context
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bytecheck` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "70bcfe45650ef0ab8b17a8e4d8cc37d925b4cf13c3bb1b0821a1b2002fad58d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70bcfe45650ef0ab8b17a8e4d8cc37d925b4cf13c3bb1b0821a1b2002fad58d1", kill_on_drop: false }`
[INFO] [stdout] 70bcfe45650ef0ab8b17a8e4d8cc37d925b4cf13c3bb1b0821a1b2002fad58d1
[INFO] checking bytecheck-0.8.0-pre1 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate bytecheck 0.8.0-pre1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate bytecheck 0.8.0-pre1 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bytecheck 0.8.0-pre1
[INFO] finished tweaking crates.io crate bytecheck 0.8.0-pre1
[INFO] tweaked toml for crates.io crate bytecheck 0.8.0-pre1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e9627021be059f4dc6bebd887500926832920bde72289a28306fe1810c1c414
[INFO] running `Command { std: "docker" "start" "-a" "7e9627021be059f4dc6bebd887500926832920bde72289a28306fe1810c1c414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e9627021be059f4dc6bebd887500926832920bde72289a28306fe1810c1c414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9627021be059f4dc6bebd887500926832920bde72289a28306fe1810c1c414", kill_on_drop: false }`
[INFO] [stdout] 7e9627021be059f4dc6bebd887500926832920bde72289a28306fe1810c1c414
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a4ba17944e51724ae1e9b9bb7d71406f1ea10a387d0649b2070d2bf6d3632ae
[INFO] running `Command { std: "docker" "start" "-a" "0a4ba17944e51724ae1e9b9bb7d71406f1ea10a387d0649b2070d2bf6d3632ae", kill_on_drop: false }`
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling ptr_meta_derive v0.3.0-pre1
[INFO] [stderr]    Compiling bytecheck_derive v0.8.0-pre6
[INFO] [stderr]     Checking ptr_meta v0.3.0-pre1
[INFO] [stderr]     Checking rancor v0.1.0-pre8
[INFO] [stderr]     Checking bytecheck v0.8.0-pre1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `rancor::Context`, `rancor::Contextual`
[INFO] [stdout]    --> src/lib.rs:164:14
[INFO] [stdout]     |
[INFO] [stdout] 164 | use rancor::{Context, Contextual, Error};
[INFO] [stdout]     |              ^^^^^^^  ^^^^^^^^^^ no `Contextual` in the root
[INFO] [stdout]     |              |
[INFO] [stdout]     |              no `Context` in the root
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing one of these items instead:
[INFO] [stdout]             core::task::Context
[INFO] [stdout]             std::task::Context
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `rancor::Context`, `rancor::Contextual`
[INFO] [stdout]    --> src/lib.rs:164:14
[INFO] [stdout]     |
[INFO] [stdout] 164 | use rancor::{Context, Contextual, Error};
[INFO] [stdout]     |              ^^^^^^^  ^^^^^^^^^^ no `Contextual` in the root
[INFO] [stdout]     |              |
[INFO] [stdout]     |              no `Context` in the root
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing one of these items instead:
[INFO] [stdout]             core::task::Context
[INFO] [stdout]             std::task::Context
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bytecheck` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bytecheck` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0a4ba17944e51724ae1e9b9bb7d71406f1ea10a387d0649b2070d2bf6d3632ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a4ba17944e51724ae1e9b9bb7d71406f1ea10a387d0649b2070d2bf6d3632ae", kill_on_drop: false }`
[INFO] [stdout] 0a4ba17944e51724ae1e9b9bb7d71406f1ea10a387d0649b2070d2bf6d3632ae
