[INFO] fetching crate viaduct 0.4.0...
[INFO] testing viaduct-0.4.0 against try#c066bf6804adc55193b71afdff6a56922f4a8689+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1
[INFO] extracting crate viaduct 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate viaduct 0.4.0
[INFO] finished tweaking crates.io crate viaduct 0.4.0
[INFO] tweaked toml for crates.io crate viaduct 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate viaduct 0.4.0 on toolchain c066bf6804adc55193b71afdff6a56922f4a8689
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate viaduct 0.4.0 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" "+c066bf6804adc55193b71afdff6a56922f4a8689" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1759586ed3b157d004e8f5119f7ea770dbc1c89e8dcc8246ec2f37d577df9248
[INFO] running `Command { std: "docker" "start" "-a" "1759586ed3b157d004e8f5119f7ea770dbc1c89e8dcc8246ec2f37d577df9248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1759586ed3b157d004e8f5119f7ea770dbc1c89e8dcc8246ec2f37d577df9248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1759586ed3b157d004e8f5119f7ea770dbc1c89e8dcc8246ec2f37d577df9248", kill_on_drop: false }`
[INFO] [stdout] 1759586ed3b157d004e8f5119f7ea770dbc1c89e8dcc8246ec2f37d577df9248
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 917ba3c1f4b0600e0e477c06658312c91fc093d343d4d1f7071521168a4801c4
[INFO] running `Command { std: "docker" "start" "-a" "917ba3c1f4b0600e0e477c06658312c91fc093d343d4d1f7071521168a4801c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling bytemuck v1.11.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling interprocess v1.1.1
[INFO] [stderr]    Compiling uuid v1.1.2
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling viaduct v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `ci_test`
[INFO] [stdout]    --> src/lib.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 | #![cfg_attr(ci_test, deny(warnings))]
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ci_test)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ci_test)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.54s
[INFO] running `Command { std: "docker" "inspect" "917ba3c1f4b0600e0e477c06658312c91fc093d343d4d1f7071521168a4801c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "917ba3c1f4b0600e0e477c06658312c91fc093d343d4d1f7071521168a4801c4", kill_on_drop: false }`
[INFO] [stdout] 917ba3c1f4b0600e0e477c06658312c91fc093d343d4d1f7071521168a4801c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] c3b6f7cf47baf31a1982d4859135f063f5380a220ac4eee1e391c6d207d6ccc1
[INFO] running `Command { std: "docker" "start" "-a" "c3b6f7cf47baf31a1982d4859135f063f5380a220ac4eee1e391c6d207d6ccc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde_derive v1.0.142
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling serde v1.0.142
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling uuid v1.1.2
[INFO] [stderr]    Compiling viaduct v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `ci_test`
[INFO] [stdout]    --> src/lib.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 | #![cfg_attr(ci_test, deny(warnings))]
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ci_test)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ci_test)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stdout] warning: unexpected `cfg` condition name: `ci_test`
[INFO] [stdout]    --> src/lib.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 | #![cfg_attr(ci_test, deny(warnings))]
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ci_test)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ci_test)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/rcrt1.o" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crti.o" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtbeginS.o" "/tmp/rustcpH5Kvg/symbols.o" "<7 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/{libviaduct-d5d9883b05617dfa.rlib,libbytemuck-dff1e1d49edf9f8f.rlib,libuuid-6e7b1ec7fb499faa.rlib,libgetrandom-8dbdf030facb3f05.rlib,libparking_lot-460b447d2c5f2d79.rlib,libparking_lot_core-5c5656162e06c2b4.rlib,libsmallvec-cccb44d9dce4cf27.rlib,liblock_api-05ccfdad17814006.rlib,libscopeguard-73056285f12cb829.rlib,libinterprocess-698a9052e29fb1c5.rlib,liblibc-26bdf356815b703d.rlib,libcfg_if-66d55f6b302e88c8.rlib}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*}.rlib" "-lunwind" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/{libcfg_if-*,liblibc-*}.rlib" "-lc" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/{librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/tmp/rustcpH5Kvg/raw-dylibs" "-Wl,-Bdynamic" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-nostartfiles" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib" "-o" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/examples/viaduct-a4e198823a0418a5" "-Wl,--gc-sections" "-static-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtendS.o" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtn.o"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/libgetrandom-8dbdf030facb3f05.rlib(getrandom-8dbdf030facb3f05.getrandom.aefd92d3c4508d31-cgu.0.rcgu.o): in function `getrandom::util_libc::open_readonly':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/getrandom-0.2.7/src/util_libc.rs:150:(.text._ZN9getrandom9util_libc13open_readonly17h24531144d91c8e55E+0xbc): undefined reference to `open64'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#rustc-link-lib)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `viaduct` (example "viaduct") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/rcrt1.o" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crti.o" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtbeginS.o" "/tmp/rustccFAa7O/symbols.o" "<10 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/{libviaduct-d5d9883b05617dfa.rlib,libbytemuck-dff1e1d49edf9f8f.rlib,libuuid-6e7b1ec7fb499faa.rlib,libgetrandom-8dbdf030facb3f05.rlib,libparking_lot-460b447d2c5f2d79.rlib,libparking_lot_core-5c5656162e06c2b4.rlib,libsmallvec-cccb44d9dce4cf27.rlib,liblock_api-05ccfdad17814006.rlib,libscopeguard-73056285f12cb829.rlib,libinterprocess-698a9052e29fb1c5.rlib,liblibc-26bdf356815b703d.rlib,libcfg_if-66d55f6b302e88c8.rlib}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*}.rlib" "-lunwind" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/{libcfg_if-*,liblibc-*}.rlib" "-lc" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/{librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/tmp/rustccFAa7O/raw-dylibs" "-Wl,-Bdynamic" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-nostartfiles" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib" "-o" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/examples/parallel_requests-8196e2e906374728" "-Wl,--gc-sections" "-static-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtendS.o" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtn.o"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/libgetrandom-8dbdf030facb3f05.rlib(getrandom-8dbdf030facb3f05.getrandom.aefd92d3c4508d31-cgu.0.rcgu.o): in function `getrandom::util_libc::open_readonly':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/getrandom-0.2.7/src/util_libc.rs:150:(.text._ZN9getrandom9util_libc13open_readonly17h24531144d91c8e55E+0xbc): undefined reference to `open64'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#rustc-link-lib)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `viaduct` (example "parallel_requests") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "c3b6f7cf47baf31a1982d4859135f063f5380a220ac4eee1e391c6d207d6ccc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3b6f7cf47baf31a1982d4859135f063f5380a220ac4eee1e391c6d207d6ccc1", kill_on_drop: false }`
[INFO] [stdout] c3b6f7cf47baf31a1982d4859135f063f5380a220ac4eee1e391c6d207d6ccc1