[INFO] fetching crate samply 0.12.0...
[INFO] checking samply-0.12.0 against master#eb10639928a2781cf0a12440007fbcc1e3a6888f for pr-127827-1
[INFO] extracting crate samply 0.12.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate samply 0.12.0 on toolchain eb10639928a2781cf0a12440007fbcc1e3a6888f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate samply 0.12.0
[INFO] finished tweaking crates.io crate samply 0.12.0
[INFO] tweaked toml for crates.io crate samply 0.12.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate samply 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b1fb284d5e3b23cfd1ab16e293be061a01d731bb95db344680d144af9b963c2
[INFO] running `Command { std: "docker" "start" "-a" "7b1fb284d5e3b23cfd1ab16e293be061a01d731bb95db344680d144af9b963c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b1fb284d5e3b23cfd1ab16e293be061a01d731bb95db344680d144af9b963c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b1fb284d5e3b23cfd1ab16e293be061a01d731bb95db344680d144af9b963c2", kill_on_drop: false }`
[INFO] [stdout] 7b1fb284d5e3b23cfd1ab16e293be061a01d731bb95db344680d144af9b963c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b21141de5bf338cbc80a79160ffd8ef2b2fd15ae34ac35e399cb6392bbfa848f
[INFO] running `Command { std: "docker" "start" "-a" "b21141de5bf338cbc80a79160ffd8ef2b2fd15ae34ac35e399cb6392bbfa848f", kill_on_drop: false }`
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[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/shared/jit_category_manager.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     SelfHosted(StringHandle),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JsName` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 14 |     SelfHosted(()),
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `main_thread_only` is never read
[INFO] [stdout]  --> src/shared/recording_props.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct RecordingProps {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     pub main_thread_only: bool,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnresolvedRssStatMarker` is never constructed
[INFO] [stdout]    --> src/shared/unresolved_samples.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub struct UnresolvedRssStatMarker {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `UnresolvedRssStatMarker` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/shared/jit_category_manager.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     SelfHosted(StringHandle),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JsName` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 14 |     SelfHosted(()),
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `main_thread_only` is never read
[INFO] [stdout]  --> src/shared/recording_props.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct RecordingProps {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     pub main_thread_only: bool,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnresolvedRssStatMarker` is never constructed
[INFO] [stdout]    --> src/shared/unresolved_samples.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub struct UnresolvedRssStatMarker {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `UnresolvedRssStatMarker` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "b21141de5bf338cbc80a79160ffd8ef2b2fd15ae34ac35e399cb6392bbfa848f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b21141de5bf338cbc80a79160ffd8ef2b2fd15ae34ac35e399cb6392bbfa848f", kill_on_drop: false }`
[INFO] [stdout] b21141de5bf338cbc80a79160ffd8ef2b2fd15ae34ac35e399cb6392bbfa848f
[INFO] checking samply-0.12.0 against try#357cc345f0a672ac4bee347eb89b7552541416c1 for pr-127827-1
[INFO] extracting crate samply 0.12.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate samply 0.12.0 on toolchain 357cc345f0a672ac4bee347eb89b7552541416c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate samply 0.12.0
[INFO] finished tweaking crates.io crate samply 0.12.0
[INFO] tweaked toml for crates.io crate samply 0.12.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate samply 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b9e5f6345b38b955d2e484d3c27836ae111ecdd2d1576307d1d3f28a3ce0386
[INFO] running `Command { std: "docker" "start" "-a" "8b9e5f6345b38b955d2e484d3c27836ae111ecdd2d1576307d1d3f28a3ce0386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b9e5f6345b38b955d2e484d3c27836ae111ecdd2d1576307d1d3f28a3ce0386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b9e5f6345b38b955d2e484d3c27836ae111ecdd2d1576307d1d3f28a3ce0386", kill_on_drop: false }`
[INFO] [stdout] 8b9e5f6345b38b955d2e484d3c27836ae111ecdd2d1576307d1d3f28a3ce0386
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd64ae97df2bfe41f5a66d818a5fce0b7a6e6c1c13b9db1ca11ed694fe3c1c40
[INFO] running `Command { std: "docker" "start" "-a" "cd64ae97df2bfe41f5a66d818a5fce0b7a6e6c1c13b9db1ca11ed694fe3c1c40", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking byteorder v1.5.0
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[INFO] [stderr]    Compiling thiserror-impl-no-std v2.0.2
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[INFO] [stderr]    Compiling signal-hook v0.3.17
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[INFO] [stderr]     Checking tokio-util v0.7.10
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[INFO] [stderr]     Checking hyper-util v0.1.3
[INFO] [stderr]     Checking samply-api v0.23.0
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[INFO] [stderr]     Checking reqwest v0.12.3
[INFO] [stderr]     Checking symsrv v0.5.1
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/symsrv-0.5.1/src/lib.rs:708:32
[INFO] [stdout]     |
[INFO] [stdout] 708 |                         .map(|(file_url, is_compressed)| async move {
[INFO] [stdout]     |                                ^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]     = note: all local variables must have a statically known size
[INFO] [stdout]     = help: unsized locals are gated as an unstable feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/symsrv-0.5.1/src/lib.rs:708:31
[INFO] [stdout]     |
[INFO] [stdout] 708 |                         .map(|(file_url, is_compressed)| async move {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]     = note: only the last element of a tuple may have a dynamically sized type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/symsrv-0.5.1/src/lib.rs:708:30
[INFO] [stdout]     |
[INFO] [stdout] 708 |                           .map(|(file_url, is_compressed)| async move {
[INFO] [stdout]     |  __________________________---_^
[INFO] [stdout]     | |                          |
[INFO] [stdout]     | |                          required by a bound introduced by this call
[INFO] [stdout] 709 | |                             (
[INFO] [stdout] 710 | |                                 self.prepare_download_of_file(&file_url).await,
[INFO] [stdout] 711 | |                                 is_compressed,
[INFO] [stdout] 712 | |                             )
[INFO] [stdout] 713 | |                         })
[INFO] [stdout]     | |                         ^
[INFO] [stdout]     | |                         |
[INFO] [stdout]     | |_________________________expected due to this
[INFO] [stdout]     |                           found signature defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn((String, bool)) -> _`
[INFO] [stdout]                found function signature `fn((str, _)) -> _`
[INFO] [stdout] note: required by a bound in `std::iter::Iterator::map`
[INFO] [stdout]    --> /rustc/357cc345f0a672ac4bee347eb89b7552541416c1/library/core/src/iter/traits/iterator.rs:762:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `map` exists for struct `Map<IntoIter<(String, bool)>, {async closure@lib.rs:708:30}>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/symsrv-0.5.1/src/lib.rs:714:26
[INFO] [stdout]     |
[INFO] [stdout] 706 |                       let response_futures: Vec<_> = file_urls
[INFO] [stdout]     |  ____________________________________________________-
[INFO] [stdout] 707 | |                         .into_iter()
[INFO] [stdout] 708 | |                         .map(|(file_url, is_compressed)| async move {
[INFO] [stdout] 709 | |                             (
[INFO] [stdout] ...   |
[INFO] [stdout] 713 | |                         })
[INFO] [stdout] 714 | |                         .map(Box::pin)
[INFO] [stdout]     | |                         -^^^ method cannot be called due to unsatisfied trait bounds
[INFO] [stdout]     | |_________________________|
[INFO] [stdout]     |
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full type name has been written to '/opt/rustwide/target/debug/deps/symsrv-6bbc59a4134e77a9.long-type-14720848948242867129.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `<{async closure@/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/symsrv-0.5.1/src/lib.rs:708:30: 708:57} as FnOnce<((String, bool),)>>::Output = _`
[INFO] [stdout]             which is required by `std::iter::Map<std::vec::IntoIter<(String, bool)>, {async closure@/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/symsrv-0.5.1/src/lib.rs:708:30: 708:57}>: Iterator`
[INFO] [stdout]             `std::iter::Map<std::vec::IntoIter<(String, bool)>, {async closure@/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/symsrv-0.5.1/src/lib.rs:708:30: 708:57}>: Iterator`
[INFO] [stdout]             which is required by `&mut std::iter::Map<std::vec::IntoIter<(String, bool)>, {async closure@/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/symsrv-0.5.1/src/lib.rs:708:30: 708:57}>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599, E0631.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `symsrv` (lib) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "cd64ae97df2bfe41f5a66d818a5fce0b7a6e6c1c13b9db1ca11ed694fe3c1c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd64ae97df2bfe41f5a66d818a5fce0b7a6e6c1c13b9db1ca11ed694fe3c1c40", kill_on_drop: false }`
[INFO] [stdout] cd64ae97df2bfe41f5a66d818a5fce0b7a6e6c1c13b9db1ca11ed694fe3c1c40