[INFO] fetching crate demi 0.1.3...
[INFO] testing demi-0.1.3 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate demi 0.1.3 into /workspace/builds/worker-70/source
[INFO] validating manifest of crates.io crate demi 0.1.3 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate demi 0.1.3
[INFO] finished tweaking crates.io crate demi 0.1.3
[INFO] tweaked toml for crates.io crate demi 0.1.3 written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9afbf5d702e7ff8806f7afaf0fc3f2aba18d7a2a9fdafb3cb7406ea3a94304e9
[INFO] running `Command { std: "docker" "start" "-a" "9afbf5d702e7ff8806f7afaf0fc3f2aba18d7a2a9fdafb3cb7406ea3a94304e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9afbf5d702e7ff8806f7afaf0fc3f2aba18d7a2a9fdafb3cb7406ea3a94304e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9afbf5d702e7ff8806f7afaf0fc3f2aba18d7a2a9fdafb3cb7406ea3a94304e9", kill_on_drop: false }`
[INFO] [stdout] 9afbf5d702e7ff8806f7afaf0fc3f2aba18d7a2a9fdafb3cb7406ea3a94304e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 084e134ddcbd6d3de7250740831cdb05b7c1dd98f676ad2bc8d422d39bd3cf22
[INFO] running `Command { std: "docker" "start" "-a" "084e134ddcbd6d3de7250740831cdb05b7c1dd98f676ad2bc8d422d39bd3cf22", kill_on_drop: false }`
[INFO] [stderr]    Compiling demi v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: private type `Keyword` in public interface (error E0446)
[INFO] [stdout]   --> src/tokenizer.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Keyword(Keyword),
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private type `Type` in public interface (error E0446)
[INFO] [stdout]   --> src/tokenizer.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Type(Type),
[INFO] [stdout]    |          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Constant`
[INFO] [stdout]  --> src/tokenizer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Constant,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Integer`
[INFO] [stdout]  --> src/tokenizer.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Integer,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Identifier`
[INFO] [stdout]   --> src/tokenizer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Identifier(&'a str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Keyword`
[INFO] [stdout]   --> src/tokenizer.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Keyword(Keyword),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Type`
[INFO] [stdout]   --> src/tokenizer.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Type(Type),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "084e134ddcbd6d3de7250740831cdb05b7c1dd98f676ad2bc8d422d39bd3cf22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "084e134ddcbd6d3de7250740831cdb05b7c1dd98f676ad2bc8d422d39bd3cf22", kill_on_drop: false }`
[INFO] [stdout] 084e134ddcbd6d3de7250740831cdb05b7c1dd98f676ad2bc8d422d39bd3cf22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40b55f1abf06c65c3245fe8e596a1dbd5bd78f22391877c09c28f94b955fcfd2
[INFO] running `Command { std: "docker" "start" "-a" "40b55f1abf06c65c3245fe8e596a1dbd5bd78f22391877c09c28f94b955fcfd2", kill_on_drop: false }`
[INFO] [stdout] warning: private type `Keyword` in public interface (error E0446)
[INFO] [stdout]   --> src/tokenizer.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Keyword(Keyword),
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private type `Type` in public interface (error E0446)
[INFO] [stdout]   --> src/tokenizer.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Type(Type),
[INFO] [stdout]    |          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Constant`
[INFO] [stdout]  --> src/tokenizer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Constant,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling demi v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Integer`
[INFO] [stdout]  --> src/tokenizer.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Integer,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Identifier`
[INFO] [stdout]   --> src/tokenizer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Identifier(&'a str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Keyword`
[INFO] [stdout]   --> src/tokenizer.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Keyword(Keyword),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Type`
[INFO] [stdout]   --> src/tokenizer.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Type(Type),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private type `Keyword` in public interface (error E0446)
[INFO] [stdout]   --> src/tokenizer.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Keyword(Keyword),
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private type `Type` in public interface (error E0446)
[INFO] [stdout]   --> src/tokenizer.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Type(Type),
[INFO] [stdout]    |          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Constant`
[INFO] [stdout]  --> src/tokenizer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Constant,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Integer`
[INFO] [stdout]  --> src/tokenizer.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Integer,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Identifier`
[INFO] [stdout]   --> src/tokenizer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Identifier(&'a str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Keyword`
[INFO] [stdout]   --> src/tokenizer.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Keyword(Keyword),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Type`
[INFO] [stdout]   --> src/tokenizer.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Type(Type),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "40b55f1abf06c65c3245fe8e596a1dbd5bd78f22391877c09c28f94b955fcfd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40b55f1abf06c65c3245fe8e596a1dbd5bd78f22391877c09c28f94b955fcfd2", kill_on_drop: false }`
[INFO] [stdout] 40b55f1abf06c65c3245fe8e596a1dbd5bd78f22391877c09c28f94b955fcfd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9a0c63f6d4a5a83c25f880cffd0ee9093f5a7f1d0291fde6554ea44acd7f56cc
[INFO] running `Command { std: "docker" "start" "-a" "9a0c63f6d4a5a83c25f880cffd0ee9093f5a7f1d0291fde6554ea44acd7f56cc", kill_on_drop: false }`
[INFO] [stderr] warning: private type `Keyword` in public interface (error E0446)
[INFO] [stderr]   --> src/tokenizer.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Keyword(Keyword),
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `Type` in public interface (error E0446)
[INFO] [stderr]   --> src/tokenizer.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Type(Type),
[INFO] [stderr]    |          ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Constant`
[INFO] [stderr]  --> src/tokenizer.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Constant,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Integer`
[INFO] [stderr]  --> src/tokenizer.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Integer,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Identifier`
[INFO] [stderr]   --> src/tokenizer.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Identifier(&'a str),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Keyword`
[INFO] [stderr]   --> src/tokenizer.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Keyword(Keyword),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Type`
[INFO] [stderr]   --> src/tokenizer.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Type(Type),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `demi` (lib) generated 7 warnings
[INFO] [stderr] warning: `demi` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/demi-7fc0506e58b2b3b1)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests demi
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9a0c63f6d4a5a83c25f880cffd0ee9093f5a7f1d0291fde6554ea44acd7f56cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a0c63f6d4a5a83c25f880cffd0ee9093f5a7f1d0291fde6554ea44acd7f56cc", kill_on_drop: false }`
[INFO] [stdout] 9a0c63f6d4a5a83c25f880cffd0ee9093f5a7f1d0291fde6554ea44acd7f56cc