[INFO] fetching crate lark-span 0.1.0...
[INFO] building lark-span-0.1.0 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate lark-span 0.1.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate lark-span 0.1.0 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lark-span 0.1.0
[INFO] finished tweaking crates.io crate lark-span 0.1.0
[INFO] tweaked toml for crates.io crate lark-span 0.1.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be5fbb819aecf6434ad10e52eb14f44ba73f08972204656c1198a931a78f0489
[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" "be5fbb819aecf6434ad10e52eb14f44ba73f08972204656c1198a931a78f0489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be5fbb819aecf6434ad10e52eb14f44ba73f08972204656c1198a931a78f0489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be5fbb819aecf6434ad10e52eb14f44ba73f08972204656c1198a931a78f0489", kill_on_drop: false }`
[INFO] [stdout] be5fbb819aecf6434ad10e52eb14f44ba73f08972204656c1198a931a78f0489
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b2719c5e98b33deef71a43ef1c38ae24b91567219dbd03eb53b03f8a449007e
[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" "2b2719c5e98b33deef71a43ef1c38ae24b91567219dbd03eb53b03f8a449007e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling lark-debug-with v0.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling lark-collections v0.1.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling render-tree v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling lark-intern v0.1.0
[INFO] [stderr]    Compiling lark-string v0.1.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling lark-debug-derive v0.1.0
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling languageserver-types v0.53.1
[INFO] [stderr]    Compiling language-reporting v0.3.1
[INFO] [stderr]    Compiling lark-span v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: suffixes on a tuple index are invalid
[INFO] [stdout]  --> src/span.rs:8:30
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(Copy, Clone, Debug, DebugWith, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout]   |                              ^^^^^^^^^ invalid suffix `usize`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases
[INFO] [stdout]   = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access
[INFO] [stdout]   = note: see issue #60210 <https://github.com/rust-lang/rust/issues/60210> for more information
[INFO] [stdout]   = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: suffixes on a tuple index are invalid
[INFO] [stdout]   --> src/span.rs:23:30
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[derive(Copy, Clone, Debug, DebugWith, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout]    |                              ^^^^^^^^^ invalid suffix `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases
[INFO] [stdout]    = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access
[INFO] [stdout]    = note: see issue #60210 <https://github.com/rust-lang/rust/issues/60210> for more information
[INFO] [stdout]    = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.59s
[INFO] running `Command { std: "docker" "inspect" "2b2719c5e98b33deef71a43ef1c38ae24b91567219dbd03eb53b03f8a449007e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b2719c5e98b33deef71a43ef1c38ae24b91567219dbd03eb53b03f8a449007e", kill_on_drop: false }`
[INFO] [stdout] 2b2719c5e98b33deef71a43ef1c38ae24b91567219dbd03eb53b03f8a449007e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 446ff869e48c2480baebb93d1943ee1cfdb1802fe989c14436502f04e916d0df
[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" "446ff869e48c2480baebb93d1943ee1cfdb1802fe989c14436502f04e916d0df", kill_on_drop: false }`
[INFO] [stderr]    Compiling lark-span v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: suffixes on a tuple index are invalid
[INFO] [stdout]  --> src/span.rs:8:30
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(Copy, Clone, Debug, DebugWith, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout]   |                              ^^^^^^^^^ invalid suffix `usize`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases
[INFO] [stdout]   = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access
[INFO] [stdout]   = note: see issue #60210 <https://github.com/rust-lang/rust/issues/60210> for more information
[INFO] [stdout]   = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: suffixes on a tuple index are invalid
[INFO] [stdout]   --> src/span.rs:23:30
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[derive(Copy, Clone, Debug, DebugWith, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout]    |                              ^^^^^^^^^ invalid suffix `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases
[INFO] [stdout]    = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access
[INFO] [stdout]    = note: see issue #60210 <https://github.com/rust-lang/rust/issues/60210> for more information
[INFO] [stdout]    = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: suffixes on a tuple index are invalid
[INFO] [stdout]  --> src/span.rs:8:30
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(Copy, Clone, Debug, DebugWith, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout]   |                              ^^^^^^^^^ invalid suffix `usize`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases
[INFO] [stdout]   = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access
[INFO] [stdout]   = note: see issue #60210 <https://github.com/rust-lang/rust/issues/60210> for more information
[INFO] [stdout]   = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: suffixes on a tuple index are invalid
[INFO] [stdout]   --> src/span.rs:23:30
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[derive(Copy, Clone, Debug, DebugWith, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout]    |                              ^^^^^^^^^ invalid suffix `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases
[INFO] [stdout]    = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access
[INFO] [stdout]    = note: see issue #60210 <https://github.com/rust-lang/rust/issues/60210> for more information
[INFO] [stdout]    = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "446ff869e48c2480baebb93d1943ee1cfdb1802fe989c14436502f04e916d0df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446ff869e48c2480baebb93d1943ee1cfdb1802fe989c14436502f04e916d0df", kill_on_drop: false }`
[INFO] [stdout] 446ff869e48c2480baebb93d1943ee1cfdb1802fe989c14436502f04e916d0df
