[INFO] fetching crate bifrostlink 0.1.0...
[INFO] testing bifrostlink-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate bifrostlink 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate bifrostlink 0.1.0
[INFO] finished tweaking crates.io crate bifrostlink 0.1.0
[INFO] tweaked toml for crates.io crate bifrostlink 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bifrostlink 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 70 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af961eed48eb39ed1539d640b8cb65784b3a9d6014963a51bc33d5ec0fcd4036
[INFO] running `Command { std: "docker" "start" "-a" "af961eed48eb39ed1539d640b8cb65784b3a9d6014963a51bc33d5ec0fcd4036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af961eed48eb39ed1539d640b8cb65784b3a9d6014963a51bc33d5ec0fcd4036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af961eed48eb39ed1539d640b8cb65784b3a9d6014963a51bc33d5ec0fcd4036", kill_on_drop: false }`
[INFO] [stdout] af961eed48eb39ed1539d640b8cb65784b3a9d6014963a51bc33d5ec0fcd4036
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8e39c17fab3dd07515c5ed3382b7b38cdd0ddffe0c043605a078fa8bc7c49887
[INFO] running `Command { std: "docker" "start" "-a" "8e39c17fab3dd07515c5ed3382b7b38cdd0ddffe0c043605a078fa8bc7c49887", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling bifrostlink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `added_via` is never read
[INFO] [stdout]   --> src/route.rs:50:6
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct ViaListSeconded<Address> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub added_via: Via<Address>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ViaListSeconded` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `forwarded` is never used
[INFO] [stdout]    --> src/route.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 133 | / impl<Address> InverseRouteSet<Address>
[INFO] [stdout] 134 | | where
[INFO] [stdout] 135 | |     Address: AddressT,
[INFO] [stdout]     | |______________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 151 |       fn forwarded(&self, via: Via<Address>) -> Option<impl Iterator<Item = Address> + '_> {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `update` is never used
[INFO] [stdout]    --> src/route.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 163 | / impl<Address> RouteSet<Address>
[INFO] [stdout] 164 | | where
[INFO] [stdout] 165 | |     Address: AddressT,
[INFO] [stdout]     | |______________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 266 |       pub fn update(&mut self, address: Address, via: Via<Address>, rtt: Rtt) {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.99s
[INFO] running `Command { std: "docker" "inspect" "8e39c17fab3dd07515c5ed3382b7b38cdd0ddffe0c043605a078fa8bc7c49887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e39c17fab3dd07515c5ed3382b7b38cdd0ddffe0c043605a078fa8bc7c49887", kill_on_drop: false }`
[INFO] [stdout] 8e39c17fab3dd07515c5ed3382b7b38cdd0ddffe0c043605a078fa8bc7c49887
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 41424ecce391cf09df35c053c02142258e9693d69d275899ec7a7bd5445690ee
[INFO] running `Command { std: "docker" "start" "-a" "41424ecce391cf09df35c053c02142258e9693d69d275899ec7a7bd5445690ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling bifrostlink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `added_via` is never read
[INFO] [stdout]   --> src/route.rs:50:6
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct ViaListSeconded<Address> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub added_via: Via<Address>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ViaListSeconded` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `forwarded` is never used
[INFO] [stdout]    --> src/route.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 133 | / impl<Address> InverseRouteSet<Address>
[INFO] [stdout] 134 | | where
[INFO] [stdout] 135 | |     Address: AddressT,
[INFO] [stdout]     | |______________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 151 |       fn forwarded(&self, via: Via<Address>) -> Option<impl Iterator<Item = Address> + '_> {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `update` is never used
[INFO] [stdout]    --> src/route.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 163 | / impl<Address> RouteSet<Address>
[INFO] [stdout] 164 | | where
[INFO] [stdout] 165 | |     Address: AddressT,
[INFO] [stdout]     | |______________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 266 |       pub fn update(&mut self, address: Address, via: Via<Address>, rtt: Rtt) {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `added_via` is never read
[INFO] [stdout]   --> src/route.rs:50:6
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct ViaListSeconded<Address> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub added_via: Via<Address>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ViaListSeconded` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `forwarded` is never used
[INFO] [stdout]    --> src/route.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 133 | / impl<Address> InverseRouteSet<Address>
[INFO] [stdout] 134 | | where
[INFO] [stdout] 135 | |     Address: AddressT,
[INFO] [stdout]     | |______________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 151 |       fn forwarded(&self, via: Via<Address>) -> Option<impl Iterator<Item = Address> + '_> {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `update` is never used
[INFO] [stdout]    --> src/route.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 163 | / impl<Address> RouteSet<Address>
[INFO] [stdout] 164 | | where
[INFO] [stdout] 165 | |     Address: AddressT,
[INFO] [stdout]     | |______________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 266 |       pub fn update(&mut self, address: Address, via: Via<Address>, rtt: Rtt) {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "41424ecce391cf09df35c053c02142258e9693d69d275899ec7a7bd5445690ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41424ecce391cf09df35c053c02142258e9693d69d275899ec7a7bd5445690ee", kill_on_drop: false }`
[INFO] [stdout] 41424ecce391cf09df35c053c02142258e9693d69d275899ec7a7bd5445690ee
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2ceb091cc8fc6de52398192e1aa483ed927f3adb483e6e54fe441d0bd878ef23
[INFO] running `Command { std: "docker" "start" "-a" "2ceb091cc8fc6de52398192e1aa483ed927f3adb483e6e54fe441d0bd878ef23", kill_on_drop: false }`
[INFO] [stderr] warning: field `added_via` is never read
[INFO] [stderr]   --> src/route.rs:50:6
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub struct ViaListSeconded<Address> {
[INFO] [stderr]    |            --------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 50 |     pub added_via: Via<Address>,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ViaListSeconded` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `forwarded` is never used
[INFO] [stderr]    --> src/route.rs:151:5
[INFO] [stderr]     |
[INFO] [stderr] 133 | / impl<Address> InverseRouteSet<Address>
[INFO] [stderr] 134 | | where
[INFO] [stderr] 135 | |     Address: AddressT,
[INFO] [stderr]     | |______________________- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 151 |       fn forwarded(&self, via: Via<Address>) -> Option<impl Iterator<Item = Address> + '_> {
[INFO] [stderr]     |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `update` is never used
[INFO] [stderr]    --> src/route.rs:266:9
[INFO] [stderr]     |
[INFO] [stderr] 163 | / impl<Address> RouteSet<Address>
[INFO] [stderr] 164 | | where
[INFO] [stderr] 165 | |     Address: AddressT,
[INFO] [stderr]     | |______________________- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 266 |       pub fn update(&mut self, address: Address, via: Via<Address>, rtt: Rtt) {
[INFO] [stderr]     |              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bifrostlink` (lib) generated 3 warnings
[INFO] [stderr] warning: `bifrostlink` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/bifrostlink-f37357a2e8d43d24)
[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" "2ceb091cc8fc6de52398192e1aa483ed927f3adb483e6e54fe441d0bd878ef23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ceb091cc8fc6de52398192e1aa483ed927f3adb483e6e54fe441d0bd878ef23", kill_on_drop: false }`
[INFO] [stdout] 2ceb091cc8fc6de52398192e1aa483ed927f3adb483e6e54fe441d0bd878ef23