[INFO] cloning repository https://github.com/mezvg/kernel-riscv-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mezvg/kernel-riscv-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmezvg%2Fkernel-riscv-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmezvg%2Fkernel-riscv-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 408a4f1e471cf7f8fc4563828a81b8d35cd6dcd6
[INFO] fixing mezvg/kernel-riscv-rust against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmezvg%2Fkernel-riscv-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/mezvg/kernel-riscv-rust
[INFO] finished tweaking git repo https://github.com/mezvg/kernel-riscv-rust
[INFO] tweaked toml for git repo https://github.com/mezvg/kernel-riscv-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mezvg/kernel-riscv-rust on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mezvg/kernel-riscv-rust 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 774a13e454bdff550d65e29ae3c11a6506b98656c4f787bf8e451ec195591e60
[INFO] running `Command { std: "docker" "start" "774a13e454bdff550d65e29ae3c11a6506b98656c4f787bf8e451ec195591e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "774a13e454bdff550d65e29ae3c11a6506b98656c4f787bf8e451ec195591e60" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "774a13e454bdff550d65e29ae3c11a6506b98656c4f787bf8e451ec195591e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "774a13e454bdff550d65e29ae3c11a6506b98656c4f787bf8e451ec195591e60" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling user-shell-riscv-rust v0.1.0 (/opt/rustwide/workdir/user)
[INFO] [stderr]    Compiling kernel-riscv-rust v0.1.0 (/opt/rustwide/workdir/kernel)
[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: invalid register `a7`: unknown register
[INFO] [stdout]   --> user/src/main.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             in("a7") call,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: user/src/console.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         syscall!(1 /* putchar */, byte as usize, 0, 0);
[INFO] [stdout]    |         ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a0`: unknown register
[INFO] [stdout]   --> user/src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             inlateout("a0") a0 => ret,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: user/src/console.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         syscall!(1 /* putchar */, byte as usize, 0, 0);
[INFO] [stdout]    |         ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a1`: unknown register
[INFO] [stdout]   --> user/src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             in("a1") a1,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: user/src/console.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         syscall!(1 /* putchar */, byte as usize, 0, 0);
[INFO] [stdout]    |         ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a2`: unknown register
[INFO] [stdout]   --> user/src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             in("a2") a2,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: user/src/console.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         syscall!(1 /* putchar */, byte as usize, 0, 0);
[INFO] [stdout]    |         ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a7`: unknown register
[INFO] [stdout]   --> user/src/main.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             in("a7") call,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |             syscall!(2 /* yield */, 0, 0, 0)
[INFO] [stdout]    |             -------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a0`: unknown register
[INFO] [stdout]   --> user/src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             inlateout("a0") a0 => ret,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |             syscall!(2 /* yield */, 0, 0, 0)
[INFO] [stdout]    |             -------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a1`: unknown register
[INFO] [stdout]   --> user/src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             in("a1") a1,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |             syscall!(2 /* yield */, 0, 0, 0)
[INFO] [stdout]    |             -------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a2`: unknown register
[INFO] [stdout]   --> user/src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             in("a2") a2,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |             syscall!(2 /* yield */, 0, 0, 0)
[INFO] [stdout]    |             -------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a7`: unknown register
[INFO] [stdout]   --> user/src/main.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             in("a7") call,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |                 syscall!(3 /* exit */, 0, 0, 0)
[INFO] [stdout]    |                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a0`: unknown register
[INFO] [stdout]   --> user/src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             inlateout("a0") a0 => ret,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |                 syscall!(3 /* exit */, 0, 0, 0)
[INFO] [stdout]    |                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a1`: unknown register
[INFO] [stdout]   --> user/src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             in("a1") a1,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |                 syscall!(3 /* exit */, 0, 0, 0)
[INFO] [stdout]    |                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a2`: unknown register
[INFO] [stdout]   --> user/src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             in("a2") a2,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |                 syscall!(3 /* exit */, 0, 0, 0)
[INFO] [stdout]    |                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a7`: unknown register
[INFO] [stdout]   --> user/src/main.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             in("a7") call,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |         syscall!(3 /* exit */, 1, 0, 0);
[INFO] [stdout]    |         ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a0`: unknown register
[INFO] [stdout]   --> user/src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             inlateout("a0") a0 => ret,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |         syscall!(3 /* exit */, 1, 0, 0);
[INFO] [stdout]    |         ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a1`: unknown register
[INFO] [stdout]   --> user/src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             in("a1") a1,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |         syscall!(3 /* exit */, 1, 0, 0);
[INFO] [stdout]    |         ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a2`: unknown register
[INFO] [stdout]   --> user/src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             in("a2") a2,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |         syscall!(3 /* exit */, 1, 0, 0);
[INFO] [stdout]    |         ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `syscall` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `user-shell-riscv-rust` (bin "user-shell-riscv-rust") due to 17 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: invalid register `a0`: unknown register
[INFO] [stdout]  --> kernel/src/sbi.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 |           inlateout("a0") arg0 => error,
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a1`: unknown register
[INFO] [stdout]  --> kernel/src/sbi.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 |           inlateout("a1") arg1 => value,
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a2`: unknown register
[INFO] [stdout]  --> kernel/src/sbi.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |           in("a2") arg2,
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a6`: unknown register
[INFO] [stdout]   --> kernel/src/sbi.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |           in("a6") fid,
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a7`: unknown register
[INFO] [stdout]   --> kernel/src/sbi.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |           in("a7") eid,
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kernel-riscv-rust` (bin "kernel-riscv-rust") due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "774a13e454bdff550d65e29ae3c11a6506b98656c4f787bf8e451ec195591e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "774a13e454bdff550d65e29ae3c11a6506b98656c4f787bf8e451ec195591e60", kill_on_drop: false }`
[INFO] [stdout] 774a13e454bdff550d65e29ae3c11a6506b98656c4f787bf8e451ec195591e60
