[INFO] fetching crate c8-backup 0.3.0...
[INFO] checking c8-backup-0.3.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate c8-backup 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate c8-backup 0.3.0 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 c8-backup 0.3.0
[INFO] finished tweaking crates.io crate c8-backup 0.3.0
[INFO] tweaked toml for crates.io crate c8-backup 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate c8-backup 0.3.0 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kube-client v0.82.2
[INFO] [stderr]   Downloaded rustls-pemfile v1.0.2
[INFO] [stderr]   Downloaded anstyle-parse v0.2.0
[INFO] [stderr]   Downloaded tracing-attributes v0.1.24
[INFO] [stderr]   Downloaded bumpalo v3.12.1
[INFO] [stderr]   Downloaded rustls-native-certs v0.6.2
[INFO] [stderr]   Downloaded regex v1.8.1
[INFO] [stderr]   Downloaded cpufeatures v0.2.7
[INFO] [stderr]   Downloaded is-terminal v0.4.7
[INFO] [stderr]   Downloaded io-lifetimes v1.0.10
[INFO] [stderr]   Downloaded clap_builder v4.2.7
[INFO] [stderr]   Downloaded rustix v0.37.18
[INFO] [stderr]   Downloaded hyper v0.14.26
[INFO] [stderr]   Downloaded libc v0.2.142
[INFO] [stderr]   Downloaded regex-syntax v0.7.1
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.6
[INFO] [stderr]   Downloaded rustls v0.21.1
[INFO] [stderr]   Downloaded tracing-tree v0.2.3
[INFO] [stderr]   Downloaded jsonpath_lib v0.3.0
[INFO] [stderr]   Downloaded cxx v1.0.94
[INFO] [stderr]   Downloaded tokio v1.28.0
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.94
[INFO] [stderr]   Downloaded cxx-build v1.0.94
[INFO] [stderr]   Downloaded rustls-webpki v0.100.1
[INFO] [stderr]   Downloaded kube-runtime v0.82.2
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.8
[INFO] [stderr]   Downloaded backoff v0.4.0
[INFO] [stderr]   Downloaded tokio-rustls v0.24.0
[INFO] [stderr]   Downloaded treediff v4.0.2
[INFO] [stderr]   Downloaded json-patch v1.0.0
[INFO] [stderr]   Downloaded clap_lex v0.4.1
[INFO] [stderr]   Downloaded async-trait v0.1.68
[INFO] [stderr]   Downloaded iana-time-zone v0.1.56
[INFO] [stderr]   Downloaded anstyle v1.0.0
[INFO] [stderr]   Downloaded clap_derive v4.2.0
[INFO] [stderr]   Downloaded kube-core v0.82.2
[INFO] [stderr]   Downloaded k8s-openapi v0.18.0
[INFO] [stderr]   Downloaded hyper-rustls v0.24.0
[INFO] [stderr]   Downloaded clap v4.2.7
[INFO] [stderr]   Downloaded base64 v0.20.0
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.94
[INFO] [stderr]   Downloaded secrecy v0.8.0
[INFO] [stderr]   Downloaded serde-value v0.7.0
[INFO] [stderr]   Downloaded kube v0.82.2
[INFO] [stderr]   Downloaded serde_yaml v0.9.21
[INFO] [stderr]   Downloaded chrono-humanize v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8c72e2aacb678beb035d80d8fa86ec6bf9c13174e772a680134f3b0494ba0198
[INFO] running `Command { std: "docker" "start" "-a" "8c72e2aacb678beb035d80d8fa86ec6bf9c13174e772a680134f3b0494ba0198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c72e2aacb678beb035d80d8fa86ec6bf9c13174e772a680134f3b0494ba0198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c72e2aacb678beb035d80d8fa86ec6bf9c13174e772a680134f3b0494ba0198", kill_on_drop: false }`
[INFO] [stdout] 8c72e2aacb678beb035d80d8fa86ec6bf9c13174e772a680134f3b0494ba0198
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a56bdcff8d751678a8f45cccb52a885d2020457a0b787d1de737ee2cee6aa86d
[INFO] running `Command { std: "docker" "start" "-a" "a56bdcff8d751678a8f45cccb52a885d2020457a0b787d1de737ee2cee6aa86d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]    Compiling rustls v0.21.1
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]    Compiling k8s-openapi v0.18.0
[INFO] [stderr]    Compiling rustix v0.37.18
[INFO] [stderr]     Checking linux-raw-sys v0.3.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]     Checking zeroize v1.6.0
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking rustls-pemfile v1.0.2
[INFO] [stderr]     Checking unsafe-libyaml v0.2.8
[INFO] [stderr]     Checking http-range-header v0.3.0
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking rustls-native-certs v0.6.2
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking base64 v0.20.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a56bdcff8d751678a8f45cccb52a885d2020457a0b787d1de737ee2cee6aa86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a56bdcff8d751678a8f45cccb52a885d2020457a0b787d1de737ee2cee6aa86d", kill_on_drop: false }`
[INFO] [stdout] a56bdcff8d751678a8f45cccb52a885d2020457a0b787d1de737ee2cee6aa86d
[INFO] checking c8-backup-0.3.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate c8-backup 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate c8-backup 0.3.0 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 c8-backup 0.3.0
[INFO] finished tweaking crates.io crate c8-backup 0.3.0
[INFO] tweaked toml for crates.io crate c8-backup 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate c8-backup 0.3.0 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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 514f6c36df7117dfa6bc56e095ac6fabeadd6e184edc05a338ce54a2fa281066
[INFO] running `Command { std: "docker" "start" "-a" "514f6c36df7117dfa6bc56e095ac6fabeadd6e184edc05a338ce54a2fa281066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "514f6c36df7117dfa6bc56e095ac6fabeadd6e184edc05a338ce54a2fa281066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "514f6c36df7117dfa6bc56e095ac6fabeadd6e184edc05a338ce54a2fa281066", kill_on_drop: false }`
[INFO] [stdout] 514f6c36df7117dfa6bc56e095ac6fabeadd6e184edc05a338ce54a2fa281066
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 633b70384eb4c581952e1c95e9282b995536bed0d0ef6b50b2c51f5332661689
[INFO] running `Command { std: "docker" "start" "-a" "633b70384eb4c581952e1c95e9282b995536bed0d0ef6b50b2c51f5332661689", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]    Compiling rustls v0.21.1
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling k8s-openapi v0.18.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustix v0.37.18
[INFO] [stderr]     Checking linux-raw-sys v0.3.6
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]     Checking base64 v0.20.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.2
[INFO] [stderr]     Checking unsafe-libyaml v0.2.8
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking rustls-native-certs v0.6.2
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking zeroize v1.6.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "633b70384eb4c581952e1c95e9282b995536bed0d0ef6b50b2c51f5332661689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "633b70384eb4c581952e1c95e9282b995536bed0d0ef6b50b2c51f5332661689", kill_on_drop: false }`
[INFO] [stdout] 633b70384eb4c581952e1c95e9282b995536bed0d0ef6b50b2c51f5332661689
