[INFO] cloning repository https://github.com/maistra/header-append-filter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maistra/header-append-filter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaistra%2Fheader-append-filter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaistra%2Fheader-append-filter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d64fcf29d137b250db80f4f2b17842268e491ee
[INFO] testing maistra/header-append-filter against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaistra%2Fheader-append-filter" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maistra/header-append-filter on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maistra/header-append-filter
[INFO] finished tweaking git repo https://github.com/maistra/header-append-filter
[INFO] tweaked toml for git repo https://github.com/maistra/header-append-filter written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/maistra/header-append-filter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proxy-wasm v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90cfa59e6b508073def9bca986f612d7845fa4896dd80d7961a239d653678376
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "90cfa59e6b508073def9bca986f612d7845fa4896dd80d7961a239d653678376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90cfa59e6b508073def9bca986f612d7845fa4896dd80d7961a239d653678376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90cfa59e6b508073def9bca986f612d7845fa4896dd80d7961a239d653678376", kill_on_drop: false }`
[INFO] [stdout] 90cfa59e6b508073def9bca986f612d7845fa4896dd80d7961a239d653678376
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94f80b40a562e23fb1913b4ab8a3af9b536ed8b87dc1b3b82451de2ac254de96
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "94f80b40a562e23fb1913b4ab8a3af9b536ed8b87dc1b3b82451de2ac254de96", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling proxy-wasm v0.1.3
[INFO] [stderr]    Compiling header-append-filter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.62s
[INFO] running `Command { std: "docker" "inspect" "94f80b40a562e23fb1913b4ab8a3af9b536ed8b87dc1b3b82451de2ac254de96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94f80b40a562e23fb1913b4ab8a3af9b536ed8b87dc1b3b82451de2ac254de96", kill_on_drop: false }`
[INFO] [stdout] 94f80b40a562e23fb1913b4ab8a3af9b536ed8b87dc1b3b82451de2ac254de96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7c1ddb8a4991b542b42fbb6aa289e64bae37696ae283091a2312b71686ae532
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c7c1ddb8a4991b542b42fbb6aa289e64bae37696ae283091a2312b71686ae532", kill_on_drop: false }`
[INFO] [stderr]    Compiling header-append-filter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.ptdlp79s93egmux.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-08487f8e282f19e0.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-9e93f1ef523b9dfd.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-fd135b1b487350d3.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-6d527484b6287cb3.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-91c5e579413a9548.rlib" "/opt/rustwide/target/debug/deps/libserde_json-f0d228d0cf05eb6f.rlib" "/opt/rustwide/target/debug/deps/libryu-e6fb900e507a464e.rlib" "/opt/rustwide/target/debug/deps/libitoa-653c401ca764c4cb.rlib" "/opt/rustwide/target/debug/deps/libserde-fe5927bd4a259ec7.rlib" "/opt/rustwide/target/debug/deps/libproxy_wasm-b789d85c751a7b45.rlib" "/opt/rustwide/target/debug/deps/liblog-01281b64fe0b6ea0.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-477585129feec44c.rlib" "/opt/rustwide/target/debug/deps/libhashbrown-5a4153230c986332.rlib" "/opt/rustwide/target/debug/deps/libahash-349273335c5b20f1.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d883bf2137e9181a.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-22ab8f3db88b586e.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-0167c9242d0931d5.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-361790a1a5505fc5.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-01c2ffe1ecd05a67.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-ec79e29a889fe805.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-001a3456e8a8331b.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e8f1404290f0f040.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-76f46d0f23360a60.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-baf0bdc5eb131895.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3a6a4ee6592d9370.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-1cc90d9dd57195f8.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0e91863ffbec5148.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-69528f2eac185ac9.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d1241f7bd234a268.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/header_append_filter-07e874679997d51a.header_append_filter.106fcf87-cgu.4.rcgu.o: in function `_start':
[INFO] [stdout]           /opt/rustwide/workdir/src/lib.rs:9: multiple definition of `_start'; /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/Scrt1.o:(.text+0x0): first defined here
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `header-append-filter`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "c7c1ddb8a4991b542b42fbb6aa289e64bae37696ae283091a2312b71686ae532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c1ddb8a4991b542b42fbb6aa289e64bae37696ae283091a2312b71686ae532", kill_on_drop: false }`
[INFO] [stdout] c7c1ddb8a4991b542b42fbb6aa289e64bae37696ae283091a2312b71686ae532