[INFO] fetching crate functiontrace-server 0.8.6...
[INFO] testing functiontrace-server-0.8.6 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate functiontrace-server 0.8.6 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate functiontrace-server 0.8.6
[INFO] finished tweaking crates.io crate functiontrace-server 0.8.6
[INFO] tweaked toml for crates.io crate functiontrace-server 0.8.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate functiontrace-server 0.8.6 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate functiontrace-server 0.8.6 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded owo-colors v4.2.2
[INFO] [stderr]   Downloaded bytesize v2.0.1
[INFO] [stderr]   Downloaded argh_shared v0.1.13
[INFO] [stderr]   Downloaded atomic-wait v1.1.0
[INFO] [stderr]   Downloaded progress-streams v1.1.0
[INFO] [stderr]   Downloaded check-latest v1.0.2
[INFO] [stderr]   Downloaded argh_derive v0.1.13
[INFO] [stderr]   Downloaded argh v0.1.13
[INFO] [stderr]   Downloaded spinoff v0.8.0
[INFO] [stderr]   Downloaded color-eyre v0.6.5
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b12bc63f01cdc7264f33582b7e977b4f56578eb6841bc9950110ef07b100c7c
[INFO] running `Command { std: "docker" "start" "-a" "5b12bc63f01cdc7264f33582b7e977b4f56578eb6841bc9950110ef07b100c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b12bc63f01cdc7264f33582b7e977b4f56578eb6841bc9950110ef07b100c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b12bc63f01cdc7264f33582b7e977b4f56578eb6841bc9950110ef07b100c7c", kill_on_drop: false }`
[INFO] [stdout] 5b12bc63f01cdc7264f33582b7e977b4f56578eb6841bc9950110ef07b100c7c
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdb860cb66b1fe5f6d90ccd2015e597dd2b624dd67f36e1aa089eae167b04fd3
[INFO] running `Command { std: "docker" "start" "-a" "bdb860cb66b1fe5f6d90ccd2015e597dd2b624dd67f36e1aa089eae167b04fd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling cc v1.2.29
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling rustc-demangle v0.1.25
[INFO] [stderr]    Compiling argh_shared v0.1.13
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling zlib-rs v0.5.1
[INFO] [stderr]    Compiling indenter v0.3.3
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[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling colored v2.2.0
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[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling getrandom v0.3.3
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[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling spinoff v0.8.0
[INFO] [stderr]    Compiling atomic-wait v1.1.0
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling progress-streams v1.1.0
[INFO] [stderr]    Compiling bytesize v2.0.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling backtrace v0.3.75
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
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[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling argh_derive v0.1.13
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling color-eyre v0.6.5
[INFO] [stderr]    Compiling zerovec v0.11.2
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling libz-rs-sys v0.5.1
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling argh v0.1.13
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling check-latest v1.0.2
[INFO] [stderr]    Compiling functiontrace-server v0.8.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `GarbageCollection` is never constructed
[INFO] [stdout]    --> src/profile_generator.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 112 | enum CategoryIndex {
[INFO] [stdout]     |      ------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 118 |     GarbageCollection,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CategoryIndex` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "bdb860cb66b1fe5f6d90ccd2015e597dd2b624dd67f36e1aa089eae167b04fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdb860cb66b1fe5f6d90ccd2015e597dd2b624dd67f36e1aa089eae167b04fd3", kill_on_drop: false }`
[INFO] [stdout] bdb860cb66b1fe5f6d90ccd2015e597dd2b624dd67f36e1aa089eae167b04fd3
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69e4daa6dc350306155ae2e5e864d03b98f165dd392106110f865501aa1c29c7
[INFO] running `Command { std: "docker" "start" "-a" "69e4daa6dc350306155ae2e5e864d03b98f165dd392106110f865501aa1c29c7", kill_on_drop: false }`
[INFO] [stdout] warning: variant `GarbageCollection` is never constructed
[INFO] [stdout]    --> src/profile_generator.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 112 | enum CategoryIndex {
[INFO] [stdout]     |      ------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 118 |     GarbageCollection,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CategoryIndex` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling functiontrace-server v0.8.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `GarbageCollection` is never constructed
[INFO] [stdout]    --> src/profile_generator.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 112 | enum CategoryIndex {
[INFO] [stdout]     |      ------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 118 |     GarbageCollection,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CategoryIndex` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "69e4daa6dc350306155ae2e5e864d03b98f165dd392106110f865501aa1c29c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69e4daa6dc350306155ae2e5e864d03b98f165dd392106110f865501aa1c29c7", kill_on_drop: false }`
[INFO] [stdout] 69e4daa6dc350306155ae2e5e864d03b98f165dd392106110f865501aa1c29c7
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dfa4eb26803039281fb3c4d7148e42b54d4b5674a627ea9ceccb97365d2b7c34
[INFO] running `Command { std: "docker" "start" "-a" "dfa4eb26803039281fb3c4d7148e42b54d4b5674a627ea9ceccb97365d2b7c34", kill_on_drop: false }`
[INFO] [stderr] warning: variant `GarbageCollection` is never constructed
[INFO] [stderr]    --> src/profile_generator.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 112 | enum CategoryIndex {
[INFO] [stderr]     |      ------------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 118 |     GarbageCollection,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `CategoryIndex` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `functiontrace-server` (lib) generated 1 warning
[INFO] [stderr] warning: `functiontrace-server` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/functiontrace_server-b8c181c554ea910d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/functiontrace_server-eca1e13f0f88b6e0)
[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] [stderr]    Doc-tests functiontrace_server
[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" "dfa4eb26803039281fb3c4d7148e42b54d4b5674a627ea9ceccb97365d2b7c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfa4eb26803039281fb3c4d7148e42b54d4b5674a627ea9ceccb97365d2b7c34", kill_on_drop: false }`
[INFO] [stdout] dfa4eb26803039281fb3c4d7148e42b54d4b5674a627ea9ceccb97365d2b7c34
