[INFO] cloning repository https://github.com/mmrath/fina-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmrath/fina-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmrath%2Ffina-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmrath%2Ffina-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e090ee11d65d762b537acda3a84cb4b5280709a
[INFO] checking mmrath/fina-server against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmrath%2Ffina-server" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mmrath/fina-server on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mmrath/fina-server
[INFO] finished tweaking git repo https://github.com/mmrath/fina-server
[INFO] tweaked toml for git repo https://github.com/mmrath/fina-server written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mmrath/fina-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-3/source/service/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr] warning: /workspace/builds/worker-3/source/app/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr] warning: /workspace/builds/worker-3/source/codegen/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr] warning: /workspace/builds/worker-3/source/util/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr] warning: /workspace/builds/worker-3/source/model/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80c0a47b9a5fcdb45fba26f5f04cfc1331f562929bed6feabf5f76df1dc6c253
[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" "80c0a47b9a5fcdb45fba26f5f04cfc1331f562929bed6feabf5f76df1dc6c253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80c0a47b9a5fcdb45fba26f5f04cfc1331f562929bed6feabf5f76df1dc6c253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c0a47b9a5fcdb45fba26f5f04cfc1331f562929bed6feabf5f76df1dc6c253", kill_on_drop: false }`
[INFO] [stdout] 80c0a47b9a5fcdb45fba26f5f04cfc1331f562929bed6feabf5f76df1dc6c253
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abedb8a578bc45674023fc10276817607660fd2e9ffa4eeb944b1b271f1206b2
[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" "abedb8a578bc45674023fc10276817607660fd2e9ffa4eeb944b1b271f1206b2", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/codegen/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr] warning: /opt/rustwide/workdir/model/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr] warning: /opt/rustwide/workdir/service/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr] warning: /opt/rustwide/workdir/app/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr] warning: /opt/rustwide/workdir/util/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling lazy_static v1.0.2
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking matches v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling pkg-config v0.3.12
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]    Compiling termcolor v1.0.1
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking bufstream v0.1.3
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking indexmap v1.0.1
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking yansi v0.4.0
[INFO] [stderr]     Checking fallible-iterator v0.1.5
[INFO] [stderr]     Checking stable_deref_trait v1.1.0
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking isatty v0.1.8
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking socket2 v0.3.7
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking base64 v0.7.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_def_site'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.9/src/unstable.rs:347:27
[INFO] [stdout]     |
[INFO] [stdout] 347 |             Span::Nightly(proc_macro::Span::def_site())
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #54724 <https://github.com/rust-lang/rust/issues/54724> for more information
[INFO] [stdout]     = help: add `#![feature(proc_macro_def_site)]` to the crate attributes to enable
[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 E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2`
[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" "abedb8a578bc45674023fc10276817607660fd2e9ffa4eeb944b1b271f1206b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abedb8a578bc45674023fc10276817607660fd2e9ffa4eeb944b1b271f1206b2", kill_on_drop: false }`
[INFO] [stdout] abedb8a578bc45674023fc10276817607660fd2e9ffa4eeb944b1b271f1206b2