[INFO] cloning repository https://github.com/TheRealMintd/rusty-musicbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheRealMintd/rusty-musicbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheRealMintd%2Frusty-musicbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheRealMintd%2Frusty-musicbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17fdefecfab4a45b3672f1d0da40ef1f12f88d1f
[INFO] checking TheRealMintd/rusty-musicbot against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheRealMintd%2Frusty-musicbot" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheRealMintd/rusty-musicbot on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheRealMintd/rusty-musicbot
[INFO] finished tweaking git repo https://github.com/TheRealMintd/rusty-musicbot
[INFO] tweaked toml for git repo https://github.com/TheRealMintd/rusty-musicbot written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/TheRealMintd/rusty-musicbot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "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] 9333c2c0d26e8f00572a58bfd9bce0b17962e87655706d667aed5a37c72c2193
[INFO] running `Command { std: "docker" "start" "-a" "9333c2c0d26e8f00572a58bfd9bce0b17962e87655706d667aed5a37c72c2193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9333c2c0d26e8f00572a58bfd9bce0b17962e87655706d667aed5a37c72c2193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9333c2c0d26e8f00572a58bfd9bce0b17962e87655706d667aed5a37c72c2193", kill_on_drop: false }`
[INFO] [stdout] 9333c2c0d26e8f00572a58bfd9bce0b17962e87655706d667aed5a37c72c2193
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] e446d2b353f7177f806c9dd9a7d89612aa1618d32e25ca389a90dc86672fb2e4
[INFO] running `Command { std: "docker" "start" "-a" "e446d2b353f7177f806c9dd9a7d89612aa1618d32e25ca389a90dc86672fb2e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
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[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking fnv v1.0.7
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[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling crc32fast v1.2.1
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[INFO] [stderr]     Checking static_assertions v1.1.0
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[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.6.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]     Checking instant v0.1.9
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[INFO] [stderr]     Checking tinyvec v1.2.0
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[INFO] [stderr]     Checking sharded-slab v0.1.1
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[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking pnet_macros_support v0.26.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling audiopus_sys v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking futures-channel v0.3.15
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking spinning_top v0.2.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
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[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
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[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking nanorand v0.5.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking salsa20 v0.7.2
[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking poly1305 v0.6.2
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking audiopus v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking xsalsa20poly1305 v0.6.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libgit2-sys v0.12.20+1.1.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling git2 v0.13.19
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stdout] error[E0495]: cannot infer an appropriate lifetime due to conflicting requirements
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.19/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/git2-0.13.19/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/git2-0.13.19/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/git2-0.13.19/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/git2-0.13.19/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] [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" "e446d2b353f7177f806c9dd9a7d89612aa1618d32e25ca389a90dc86672fb2e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e446d2b353f7177f806c9dd9a7d89612aa1618d32e25ca389a90dc86672fb2e4", kill_on_drop: false }`
[INFO] [stdout] e446d2b353f7177f806c9dd9a7d89612aa1618d32e25ca389a90dc86672fb2e4