[INFO] fetching crate pcomb 0.1.0...
[INFO] testing pcomb-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate pcomb 0.1.0 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate pcomb 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pcomb 0.1.0
[INFO] finished tweaking crates.io crate pcomb 0.1.0
[INFO] tweaked toml for crates.io crate pcomb 0.1.0 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0429f4b135ea6baf0df9991438f8745491e202579117a98abf2ef9bfa95da26
[INFO] running `Command { std: "docker" "start" "-a" "c0429f4b135ea6baf0df9991438f8745491e202579117a98abf2ef9bfa95da26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0429f4b135ea6baf0df9991438f8745491e202579117a98abf2ef9bfa95da26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0429f4b135ea6baf0df9991438f8745491e202579117a98abf2ef9bfa95da26", kill_on_drop: false }`
[INFO] [stdout] c0429f4b135ea6baf0df9991438f8745491e202579117a98abf2ef9bfa95da26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6301c10022d96b07e20265e9ac7d605fb4827fc93b6e2431187cfe21eafdf719
[INFO] running `Command { std: "docker" "start" "-a" "6301c10022d96b07e20265e9ac7d605fb4827fc93b6e2431187cfe21eafdf719", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling pcomb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "6301c10022d96b07e20265e9ac7d605fb4827fc93b6e2431187cfe21eafdf719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6301c10022d96b07e20265e9ac7d605fb4827fc93b6e2431187cfe21eafdf719", kill_on_drop: false }`
[INFO] [stdout] 6301c10022d96b07e20265e9ac7d605fb4827fc93b6e2431187cfe21eafdf719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8bd1cb18cb6a10d23e91fd0fbe887bef0791a49c486fc1b98def8d5ef6c2066
[INFO] running `Command { std: "docker" "start" "-a" "d8bd1cb18cb6a10d23e91fd0fbe887bef0791a49c486fc1b98def8d5ef6c2066", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling pcomb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: the `or` method cannot be invoked on a trait object
[INFO] [stdout]   --> src/test.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |     parser = parser.or(Match(&i.to_string()));
[INFO] [stdout]    |                     ^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/str.rs:38:65
[INFO] [stdout]    |
[INFO] [stdout] 38 |   where O: Parse<Output = Self::Output, Err = Self::Err>, Self: Sized {
[INFO] [stdout]    |                                                                 ----- this has a `Sized` requirement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/test.rs:98:33
[INFO] [stdout]    |
[INFO] [stdout] 98 |     parser = parser.or(Match(&i.to_string()));
[INFO] [stdout]    |                               --^^^^^^^^^--
[INFO] [stdout]    |                               | |
[INFO] [stdout]    |                               | cannot infer type for type `{integer}`
[INFO] [stdout]    |                               this method call resolves to `String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: multiple `impl`s satisfying `{integer}: ToString` found in the `alloc` crate:
[INFO] [stdout]            - impl ToString for i8;
[INFO] [stdout]            - impl ToString for u8;
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the `fuse` method cannot be invoked on a trait object
[INFO] [stdout]    --> src/test.rs:110:21
[INFO] [stdout]     |
[INFO] [stdout] 110 |     parser = parser.fuse(Match(&i.to_string()));
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/str.rs:46:11
[INFO] [stdout]     |
[INFO] [stdout] 46  |     Self: Sized,
[INFO] [stdout]     |           ----- this has a `Sized` requirement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/test.rs:110:35
[INFO] [stdout]     |
[INFO] [stdout] 110 |     parser = parser.fuse(Match(&i.to_string()));
[INFO] [stdout]     |                                 --^^^^^^^^^--
[INFO] [stdout]     |                                 | |
[INFO] [stdout]     |                                 | cannot infer type for type `{integer}`
[INFO] [stdout]     |                                 this method call resolves to `String`
[INFO] [stdout]     |
[INFO] [stdout]     = note: multiple `impl`s satisfying `{integer}: ToString` found in the `alloc` crate:
[INFO] [stdout]             - impl ToString for i8;
[INFO] [stdout]             - impl ToString for u8;
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pcomb` due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "d8bd1cb18cb6a10d23e91fd0fbe887bef0791a49c486fc1b98def8d5ef6c2066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8bd1cb18cb6a10d23e91fd0fbe887bef0791a49c486fc1b98def8d5ef6c2066", kill_on_drop: false }`
[INFO] [stdout] d8bd1cb18cb6a10d23e91fd0fbe887bef0791a49c486fc1b98def8d5ef6c2066