[INFO] fetching crate krankerl 0.13.1...
[INFO] checking krankerl-0.13.1 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate krankerl 0.13.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate krankerl 0.13.1 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate krankerl 0.13.1
[INFO] finished tweaking crates.io crate krankerl 0.13.1
[INFO] tweaked toml for crates.io crate krankerl 0.13.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate krankerl 0.13.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sxd-xpath v0.4.2
[INFO] [stderr]   Downloaded git2 v0.13.18
[INFO] [stderr]   Downloaded nextcloud_appsignature v0.7.1
[INFO] [stderr]   Downloaded composer v0.2.1
[INFO] [stderr]   Downloaded nextcloud_appstore v0.8.0
[INFO] [stderr]   Downloaded xpath_reader v0.5.3
[INFO] [stderr]   Downloaded nextcloud_appinfo v0.6.0
[INFO] [stderr]   Downloaded sxd-document v0.3.2
[INFO] [stderr]   Downloaded libgit2-sys v0.12.19+1.1.0
[INFO] [stderr]   Downloaded npm_scripts v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6f7a4fc0036ceb3a5f21333fc0763b2dc5c8b048a05fadfc2fb90451f1cbb9c
[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" "a6f7a4fc0036ceb3a5f21333fc0763b2dc5c8b048a05fadfc2fb90451f1cbb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6f7a4fc0036ceb3a5f21333fc0763b2dc5c8b048a05fadfc2fb90451f1cbb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6f7a4fc0036ceb3a5f21333fc0763b2dc5c8b048a05fadfc2fb90451f1cbb9c", kill_on_drop: false }`
[INFO] [stdout] a6f7a4fc0036ceb3a5f21333fc0763b2dc5c8b048a05fadfc2fb90451f1cbb9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02ae26a1076477cd97dbc1c75c4d91f98acc9128c883b711f80129c38c51e739
[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" "02ae26a1076477cd97dbc1c75c4d91f98acc9128c883b711f80129c38c51e739", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking peresil v0.3.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]     Checking owo-colors v1.3.0
[INFO] [stderr]     Checking indenter v0.3.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking pathdiff v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking http v0.2.3
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[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking sxd-document v0.3.2
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-bigint-dig v0.7.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking sxd-xpath v0.4.2
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking tracing-subscriber v0.2.16
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking tar v0.4.33
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking idna v0.2.1
[INFO] [stderr]     Checking xpath_reader v0.5.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libgit2-sys v0.12.19+1.1.0
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking git2 v0.13.18
[INFO] [stderr]     Checking ct-logs v0.8.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stdout] error[E0495]: cannot infer an appropriate lifetime due to conflicting requirements
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.18/src/attr.rs:74:15
[INFO] [stdout]    |
[INFO] [stdout] 74 |         match (self, other) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: first, the lifetime cannot outlive the anonymous lifetime defined on the method body at 73:26...
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.18/src/attr.rs:73:26
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn eq(&self, other: &AttrValue<'_>) -> bool {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^
[INFO] [stdout] note: ...so that the types are compatible
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.18/src/attr.rs:74:15
[INFO] [stdout]    |
[INFO] [stdout] 74 |         match (self, other) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout]    = note: expected `(&AttrValue<'_>, &AttrValue<'_>)`
[INFO] [stdout]               found `(&AttrValue<'_>, &AttrValue<'_>)`
[INFO] [stdout] note: but, the lifetime must be valid for the lifetime `'_` as defined on the impl at 72:30...
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.18/src/attr.rs:72:30
[INFO] [stdout]    |
[INFO] [stdout] 72 | impl PartialEq for AttrValue<'_> {
[INFO] [stdout]    |                              ^^
[INFO] [stdout] note: ...so that the types are compatible
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.18/src/attr.rs:79:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |             | (Self::Bytes(bytes), AttrValue::String(string)) => string.as_bytes() == *bytes,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: expected `AttrValue<'_>`
[INFO] [stdout]               found `AttrValue<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tracing-attributes v0.1.13
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0495`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `git2`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "02ae26a1076477cd97dbc1c75c4d91f98acc9128c883b711f80129c38c51e739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ae26a1076477cd97dbc1c75c4d91f98acc9128c883b711f80129c38c51e739", kill_on_drop: false }`
[INFO] [stdout] 02ae26a1076477cd97dbc1c75c4d91f98acc9128c883b711f80129c38c51e739