[INFO] updating cached repository https://github.com/kurtlawrence/papyrus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/kurtlawrence/papyrus
[INFO] [stderr]    82c5e8a..0401e7f  gh-pages        -> gh-pages
[INFO] [stderr]    1d3fbe6..5f1c175  master          -> master
[INFO] [stderr]  * [new tag]         release-v0.17.1 -> release-v0.17.1
[INFO] [stderr]  * [new tag]         release-v0.17.0 -> release-v0.17.0
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f1c1751ddae20f931ccb0b0511469199bf811ce
[INFO] checking kurtlawrence/papyrus against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkurtlawrence%2Fpapyrus" "/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/kurtlawrence/papyrus on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kurtlawrence/papyrus
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/kurtlawrence/papyrus
[INFO] tweaked toml for git repo https://github.com/kurtlawrence/papyrus written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/kurtlawrence/papyrus already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--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] 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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 308ece2ca9b5a15f921b4d2d1f3295637ed0876cb8267fb86969cd3071600c03
[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" "308ece2ca9b5a15f921b4d2d1f3295637ed0876cb8267fb86969cd3071600c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "308ece2ca9b5a15f921b4d2d1f3295637ed0876cb8267fb86969cd3071600c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "308ece2ca9b5a15f921b4d2d1f3295637ed0876cb8267fb86969cd3071600c03", kill_on_drop: false }`
[INFO] [stdout] 308ece2ca9b5a15f921b4d2d1f3295637ed0876cb8267fb86969cd3071600c03
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cfdbfb9583f471cfe069a6658ddc0aa7196a963ea23dd1374f8346c61831cb8
[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" "3cfdbfb9583f471cfe069a6658ddc0aa7196a963ea23dd1374f8346c61831cb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
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[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling rustc-rayon-core v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking byte-tools v0.3.1
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[INFO] [stderr]    Compiling serde v1.0.114
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[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rustc-ap-rustc_ast v669.0.0
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[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_json v1.0.57
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[INFO] [stderr]     Checking regex-syntax v0.6.18
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[INFO] [stderr]     Checking ppv-lite86 v0.2.8
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[INFO] [stderr]    Compiling rayon-core v1.7.1
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[INFO] [stderr]    Compiling parking_lot_core v0.6.2
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[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]     Checking parking_lot v0.10.2
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[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking crossterm v0.17.7
[INFO] [stderr]     Checking rustc-ap-rustc_serialize v669.0.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking measureme v0.7.1
[INFO] [stderr]     Checking rustc-rayon v0.3.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rustc-ap-rustc_index v669.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_data_structures v669.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_arena v669.0.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling rustc-ap-rustc_macros v669.0.0
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]     Checking rustc-ap-rustc_span v669.0.0
[INFO] [stdout] error[E0658]: `if` is not allowed in a `const fn`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_span-669.0.0/def_id.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / rustc_index::newtype_index! {
[INFO] [stdout] 12 | |     pub struct CrateId {
[INFO] [stdout] 13 | |         ENCODABLE = custom
[INFO] [stdout] 14 | |     }
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #49146 <https://github.com/rust-lang/rust/issues/49146> for more information
[INFO] [stdout]    = help: add `#![feature(const_if_match)]` to the crate attributes to enable
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `if` is not allowed in a `const fn`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_span-669.0.0/def_id.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / rustc_index::newtype_index! {
[INFO] [stdout] 12 | |     pub struct CrateId {
[INFO] [stdout] 13 | |         ENCODABLE = custom
[INFO] [stdout] 14 | |     }
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #49146 <https://github.com/rust-lang/rust/issues/49146> for more information
[INFO] [stdout]    = help: add `#![feature(const_if_match)]` to the crate attributes to enable
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `if` is not allowed in a `const fn`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_span-669.0.0/def_id.rs:118:1
[INFO] [stdout]     |
[INFO] [stdout] 118 | / rustc_index::newtype_index! {
[INFO] [stdout] 119 | |     /// A DefIndex is an index into the hir-map for a crate, identifying a
[INFO] [stdout] 120 | |     /// particular definition. It should really be considered an interned
[INFO] [stdout] 121 | |     /// shorthand for a particular DefPath.
[INFO] [stdout] ...   |
[INFO] [stdout] 128 | |     }
[INFO] [stdout] 129 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49146 <https://github.com/rust-lang/rust/issues/49146> for more information
[INFO] [stdout]     = help: add `#![feature(const_if_match)]` to the crate attributes to enable
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `if` is not allowed in a `const fn`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_span-669.0.0/def_id.rs:118:1
[INFO] [stdout]     |
[INFO] [stdout] 118 | / rustc_index::newtype_index! {
[INFO] [stdout] 119 | |     /// A DefIndex is an index into the hir-map for a crate, identifying a
[INFO] [stdout] 120 | |     /// particular definition. It should really be considered an interned
[INFO] [stdout] 121 | |     /// shorthand for a particular DefPath.
[INFO] [stdout] ...   |
[INFO] [stdout] 128 | |     }
[INFO] [stdout] 129 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49146 <https://github.com/rust-lang/rust/issues/49146> for more information
[INFO] [stdout]     = help: add `#![feature(const_if_match)]` to the crate attributes to enable
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `if` is not allowed in a `const fn`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_span-669.0.0/symbol.rs:1153:1
[INFO] [stdout]      |
[INFO] [stdout] 1153 | / rustc_index::newtype_index! {
[INFO] [stdout] 1154 | |     pub struct SymbolIndex { .. }
[INFO] [stdout] 1155 | | }
[INFO] [stdout]      | |_^
[INFO] [stdout]      |
[INFO] [stdout]      = note: see issue #49146 <https://github.com/rust-lang/rust/issues/49146> for more information
[INFO] [stdout]      = help: add `#![feature(const_if_match)]` to the crate attributes to enable
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `if` is not allowed in a `const fn`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_span-669.0.0/symbol.rs:1153:1
[INFO] [stdout]      |
[INFO] [stdout] 1153 | / rustc_index::newtype_index! {
[INFO] [stdout] 1154 | |     pub struct SymbolIndex { .. }
[INFO] [stdout] 1155 | | }
[INFO] [stdout]      | |_^
[INFO] [stdout]      |
[INFO] [stdout]      = note: see issue #49146 <https://github.com/rust-lang/rust/issues/49146> for more information
[INFO] [stdout]      = help: add `#![feature(const_if_match)]` to the crate attributes to enable
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-ap-rustc_span`.
[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" "3cfdbfb9583f471cfe069a6658ddc0aa7196a963ea23dd1374f8346c61831cb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cfdbfb9583f471cfe069a6658ddc0aa7196a963ea23dd1374f8346c61831cb8", kill_on_drop: false }`
[INFO] [stdout] 3cfdbfb9583f471cfe069a6658ddc0aa7196a963ea23dd1374f8346c61831cb8