[INFO] cloning repository https://github.com/haraldh/x86_64-linux-nolibc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/haraldh/x86_64-linux-nolibc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharaldh%2Fx86_64-linux-nolibc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharaldh%2Fx86_64-linux-nolibc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b5fbeeee77307c51b99202941463f02bb68f05c
[INFO] building haraldh/x86_64-linux-nolibc against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharaldh%2Fx86_64-linux-nolibc" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/haraldh/x86_64-linux-nolibc on toolchain 9b5e8b16bd1c4acf4cf8e6880368314cf021a987
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/haraldh/x86_64-linux-nolibc
[INFO] finished tweaking git repo https://github.com/haraldh/x86_64-linux-nolibc
[INFO] tweaked toml for git repo https://github.com/haraldh/x86_64-linux-nolibc written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/haraldh/x86_64-linux-nolibc 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" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] building haraldh/x86_64-linux-nolibc against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharaldh%2Fx86_64-linux-nolibc" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/haraldh/x86_64-linux-nolibc on toolchain 9b5e8b16bd1c4acf4cf8e6880368314cf021a987
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/haraldh/x86_64-linux-nolibc
[INFO] finished tweaking git repo https://github.com/haraldh/x86_64-linux-nolibc
[INFO] tweaked toml for git repo https://github.com/haraldh/x86_64-linux-nolibc written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/haraldh/x86_64-linux-nolibc 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" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "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 goblin v0.5.1
[INFO] [stderr]   Downloaded rcrt1 v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd9ebfe6b24f56b7ada40f4cef52aa266480ed792317cbdfeeb48d0f441dae56
[INFO] running `Command { std: "docker" "start" "-a" "bd9ebfe6b24f56b7ada40f4cef52aa266480ed792317cbdfeeb48d0f441dae56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd9ebfe6b24f56b7ada40f4cef52aa266480ed792317cbdfeeb48d0f441dae56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9ebfe6b24f56b7ada40f4cef52aa266480ed792317cbdfeeb48d0f441dae56", kill_on_drop: false }`
[INFO] [stdout] bd9ebfe6b24f56b7ada40f4cef52aa266480ed792317cbdfeeb48d0f441dae56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aac434daf95afc3e576ba39f83773826f27d76b2edeea0d596be303f9abc11a8
[INFO] running `Command { std: "docker" "start" "-a" "aac434daf95afc3e576ba39f83773826f27d76b2edeea0d596be303f9abc11a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling x86_64-linux-nolibc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "aac434daf95afc3e576ba39f83773826f27d76b2edeea0d596be303f9abc11a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aac434daf95afc3e576ba39f83773826f27d76b2edeea0d596be303f9abc11a8", kill_on_drop: false }`
[INFO] [stdout] aac434daf95afc3e576ba39f83773826f27d76b2edeea0d596be303f9abc11a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8cc3979aedeb00dfc15a7d810d8d071369d9ddb7d4efe6bdc5d4db555582d7a
[INFO] running `Command { std: "docker" "start" "-a" "b8cc3979aedeb00dfc15a7d810d8d071369d9ddb7d4efe6bdc5d4db555582d7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling scroll v0.11.0
[INFO] [stderr]    Compiling goblin v0.5.1
[INFO] [stderr]    Compiling rcrt1 v2.0.0
[INFO] [stderr]    Compiling x86_64-linux-nolibc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0787]: the `asm!` macro is not allowed in naked functions
[INFO] [stdout]   --> examples/panic.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / rcrt1::x86_64_linux_startup!(
[INFO] [stdout] 11 | |     fn _start() -> ! {
[INFO] [stdout] 12 | |         exit(main().report().to_i32())
[INFO] [stdout] 13 | |     }
[INFO] [stdout] 14 | | );
[INFO] [stdout]    | |_^ consider using the `naked_asm!` macro instead
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `rcrt1::x86_64_linux_startup` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `asm_sym` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> examples/panic.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(naked_functions, asm_sym)]
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0787]: the `asm!` macro is not allowed in naked functions
[INFO] [stdout]   --> examples/helloworld.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / rcrt1::x86_64_linux_startup!(
[INFO] [stdout] 11 | |     fn _start() -> ! {
[INFO] [stdout] 12 | |         exit(main().report().to_i32())
[INFO] [stdout] 13 | |     }
[INFO] [stdout] 14 | | );
[INFO] [stdout]    | |_^ consider using the `naked_asm!` macro instead
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `rcrt1::x86_64_linux_startup` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `asm_sym` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> examples/helloworld.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(naked_functions, asm_sym)]
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0787]: the `asm!` macro is not allowed in naked functions
[INFO] [stdout]   --> examples/raw_error.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / rcrt1::x86_64_linux_startup!(
[INFO] [stdout] 8  | |     fn _start() -> ! {
[INFO] [stdout] 9  | |         exit(main())
[INFO] [stdout] 10 | |     }
[INFO] [stdout] 11 | | );
[INFO] [stdout]    | |_^ consider using the `naked_asm!` macro instead
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `rcrt1::x86_64_linux_startup` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `asm_sym` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> examples/raw_error.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(naked_functions, asm_sym)]
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0787`.
[INFO] [stdout] 
[INFO] [stdout] error[E0787]: the `asm!` macro is not allowed in naked functions
[INFO] [stdout]   --> examples/raw_helloworld.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / rcrt1::x86_64_linux_startup!(
[INFO] [stdout] 9  | |     fn _start() -> ! {
[INFO] [stdout] 10 | |         exit(main())
[INFO] [stdout] 11 | |     }
[INFO] [stdout] 12 | | );
[INFO] [stdout]    | |_^ consider using the `naked_asm!` macro instead
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `rcrt1::x86_64_linux_startup` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `asm_sym` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> examples/raw_helloworld.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(naked_functions, asm_sym)]
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0787`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0787`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0787`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x86_64-linux-nolibc` (example "panic") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `x86_64-linux-nolibc` (example "raw_error") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] error: could not compile `x86_64-linux-nolibc` (example "raw_helloworld") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] error: could not compile `x86_64-linux-nolibc` (example "helloworld") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "b8cc3979aedeb00dfc15a7d810d8d071369d9ddb7d4efe6bdc5d4db555582d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8cc3979aedeb00dfc15a7d810d8d071369d9ddb7d4efe6bdc5d4db555582d7a", kill_on_drop: false }`
[INFO] [stdout] b8cc3979aedeb00dfc15a7d810d8d071369d9ddb7d4efe6bdc5d4db555582d7a