[INFO] fetching crate syscall-linux-raw 0.0.1...
[INFO] testing syscall-linux-raw-0.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate syscall-linux-raw 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate syscall-linux-raw 0.0.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syscall-linux-raw 0.0.1
[INFO] finished tweaking crates.io crate syscall-linux-raw 0.0.1
[INFO] tweaked toml for crates.io crate syscall-linux-raw 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate syscall-linux-raw 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dynasm-lib v0.1.0-alpha
[INFO] [stderr]   Downloaded direct-asm v0.0.1-alpha
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5a021b6f2243579518d743a31af2cb610a061c2acfc8462a1537e08f644eaa21
[INFO] running `Command { std: "docker" "start" "-a" "5a021b6f2243579518d743a31af2cb610a061c2acfc8462a1537e08f644eaa21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a021b6f2243579518d743a31af2cb610a061c2acfc8462a1537e08f644eaa21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a021b6f2243579518d743a31af2cb610a061c2acfc8462a1537e08f644eaa21", kill_on_drop: false }`
[INFO] [stdout] 5a021b6f2243579518d743a31af2cb610a061c2acfc8462a1537e08f644eaa21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adf326312a82d89435589d819d153139088d8effa117729dbeb9fbc3a25bcf59
[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" "adf326312a82d89435589d819d153139088d8effa117729dbeb9fbc3a25bcf59", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling dynasm-lib v0.1.0-alpha
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling direct-asm v0.0.1-alpha
[INFO] [stderr]    Compiling syscall-linux-raw v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.36s
[INFO] running `Command { std: "docker" "inspect" "adf326312a82d89435589d819d153139088d8effa117729dbeb9fbc3a25bcf59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adf326312a82d89435589d819d153139088d8effa117729dbeb9fbc3a25bcf59", kill_on_drop: false }`
[INFO] [stdout] adf326312a82d89435589d819d153139088d8effa117729dbeb9fbc3a25bcf59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88bc8d7ed12884d09d8d6c856c45279144ca1f25ce642a70978aa32a1c733046
[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" "88bc8d7ed12884d09d8d6c856c45279144ca1f25ce642a70978aa32a1c733046", kill_on_drop: false }`
[INFO] [stderr]    Compiling syscall-linux-raw v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `linux_syscall_abi`
[INFO] [stdout]  --> examples/simple.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         linux_syscall_abi::syscall1(linux_syscall_abi::SysNr(60), 0);
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^ use of undeclared crate or module `linux_syscall_abi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `linux_syscall_abi`
[INFO] [stdout]  --> examples/simple.rs:7:37
[INFO] [stdout]   |
[INFO] [stdout] 7 |         linux_syscall_abi::syscall1(linux_syscall_abi::SysNr(60), 0);
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^ use of undeclared crate or module `linux_syscall_abi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `linux_syscall_abi`
[INFO] [stdout]   --> examples/simple.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         linux_syscall_abi::syscall3(linux_syscall_abi::SysNr(1), fd as isize, buf.as_ptr() as isize, buf.len() as isize);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ use of undeclared crate or module `linux_syscall_abi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `linux_syscall_abi`
[INFO] [stdout]   --> examples/simple.rs:14:37
[INFO] [stdout]    |
[INFO] [stdout] 14 |         linux_syscall_abi::syscall3(linux_syscall_abi::SysNr(1), fd as isize, buf.as_ptr() as isize, buf.len() as isize);
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^ use of undeclared crate or module `linux_syscall_abi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syscall-linux-raw`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "88bc8d7ed12884d09d8d6c856c45279144ca1f25ce642a70978aa32a1c733046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88bc8d7ed12884d09d8d6c856c45279144ca1f25ce642a70978aa32a1c733046", kill_on_drop: false }`
[INFO] [stdout] 88bc8d7ed12884d09d8d6c856c45279144ca1f25ce642a70978aa32a1c733046