[INFO] fetching crate eng-wasm 0.1.7...
[INFO] testing eng-wasm-0.1.7 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate eng-wasm 0.1.7 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate eng-wasm 0.1.7 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eng-wasm 0.1.7
[INFO] finished tweaking crates.io crate eng-wasm 0.1.7
[INFO] tweaked toml for crates.io crate eng-wasm 0.1.7 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe4d86044b690267c80160438f1281b7bdb119b821f46d4fee5bf7b59a31a205
[INFO] running `Command { std: "docker" "start" "-a" "fe4d86044b690267c80160438f1281b7bdb119b821f46d4fee5bf7b59a31a205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe4d86044b690267c80160438f1281b7bdb119b821f46d4fee5bf7b59a31a205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe4d86044b690267c80160438f1281b7bdb119b821f46d4fee5bf7b59a31a205", kill_on_drop: false }`
[INFO] [stdout] fe4d86044b690267c80160438f1281b7bdb119b821f46d4fee5bf7b59a31a205
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23fd577a2e36ed38c269c9ed87373860ee0540e2680cb67b235c947ac13c3a2f
[INFO] running `Command { std: "docker" "start" "-a" "23fd577a2e36ed38c269c9ed87373860ee0540e2680cb67b235c947ac13c3a2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling static_assertions v0.2.5
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling fixed-hash v0.3.2
[INFO] [stderr]    Compiling uint v0.6.1
[INFO] [stderr]    Compiling eng-pwasm-abi v0.3.2
[INFO] [stderr]    Compiling eng-wasm v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.68s
[INFO] running `Command { std: "docker" "inspect" "23fd577a2e36ed38c269c9ed87373860ee0540e2680cb67b235c947ac13c3a2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23fd577a2e36ed38c269c9ed87373860ee0540e2680cb67b235c947ac13c3a2f", kill_on_drop: false }`
[INFO] [stdout] 23fd577a2e36ed38c269c9ed87373860ee0540e2680cb67b235c947ac13c3a2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da68551e14d656003e84a6d43637f1350306ef65b4a8162dda3a9b1c74e75494
[INFO] running `Command { std: "docker" "start" "-a" "da68551e14d656003e84a6d43637f1350306ef65b4a8162dda3a9b1c74e75494", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling eng-wasm v0.1.7 (/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/eng_wasm-af12cf4289b1afc2.eng_wasm.b1595c65-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/eng_wasm-af12cf4289b1afc2.eng_wasm.b1595c65-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/eng_wasm-af12cf4289b1afc2.eng_wasm.b1595c65-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/eng_wasm-af12cf4289b1afc2.eng_wasm.b1595c65-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/eng_wasm-af12cf4289b1afc2.eng_wasm.b1595c65-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/eng_wasm-af12cf4289b1afc2.eng_wasm.b1595c65-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/eng_wasm-af12cf4289b1afc2.eng_wasm.b1595c65-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/eng_wasm-af12cf4289b1afc2.eng_wasm.b1595c65-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/eng_wasm-af12cf4289b1afc2.eng_wasm.b1595c65-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/eng_wasm-af12cf4289b1afc2.eng_wasm.b1595c65-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/eng_wasm-af12cf4289b1afc2.eng_wasm.b1595c65-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/eng_wasm-af12cf4289b1afc2.3oajqb2hvgzw5tpj.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-3c9ac9e0a57bc34c.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-e9f2533bb6fcc589.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-cf3391d121eeeb11.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-eeb584a965c81620.rlib" "/opt/rustwide/target/debug/deps/libeng_pwasm_abi-434714090877f94c.rlib" "/opt/rustwide/target/debug/deps/libfixed_hash-3eccf2dd5395deb0.rlib" "/opt/rustwide/target/debug/deps/libstatic_assertions-00aecd966488e710.rlib" "/opt/rustwide/target/debug/deps/libuint-355c0c407525706f.rlib" "/opt/rustwide/target/debug/deps/libcrunchy-0abb16ceaa98f58f.rlib" "/opt/rustwide/target/debug/deps/librustc_hex-d9330a1262f26418.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-eecb9395c4ce1615.rlib" "/opt/rustwide/target/debug/deps/libserde_json-8897a2928105f2fe.rlib" "/opt/rustwide/target/debug/deps/libryu-fdfd8247f9cd03c1.rlib" "/opt/rustwide/target/debug/deps/libitoa-c9f794ae602378a7.rlib" "/opt/rustwide/target/debug/deps/libserde-fb3893657c082d14.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7387d118fba15d64.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-dd8bf3fda2fc2c51.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-b69fd8507c8409af.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-2dff396b99681a6b.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a78bd5aa183c7115.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-846c64d5a2fbc5ee.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-24c09062b6dc787b.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-ce93f351ca41a57b.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-e42af02528f038fc.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-514cb174319eb6d4.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-37c1534c42bc4f8c.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-06d0f7780fda2fd9.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-4228e28a8f7a03ba.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-88bb1ba4dd271224.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-a81f2980c3f58cf2.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-0b5a376b429677a6.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-eecefd843a0dbc02.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/eng_wasm-af12cf4289b1afc2" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/eng_wasm-af12cf4289b1afc2.eng_wasm.b1595c65-cgu.2.rcgu.o: in function `print':
[INFO] [stdout]           /opt/rustwide/workdir/src/lib.rs:46: undefined reference to `eprint'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = help: 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#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eng-wasm` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "da68551e14d656003e84a6d43637f1350306ef65b4a8162dda3a9b1c74e75494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da68551e14d656003e84a6d43637f1350306ef65b4a8162dda3a9b1c74e75494", kill_on_drop: false }`
[INFO] [stdout] da68551e14d656003e84a6d43637f1350306ef65b4a8162dda3a9b1c74e75494