[INFO] crate multiboot 0.3.0 is already in cache
[INFO] checking multiboot-0.3.0 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate multiboot 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate multiboot 0.3.0 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate multiboot 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate multiboot 0.3.0
[INFO] tweaked toml for crates.io crate multiboot 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 84f4866ae65cc3be714b5c0866c4510bedb882bfafd88dd0d06f8c1ceae77895
[INFO] running `"docker" "start" "-a" "84f4866ae65cc3be714b5c0866c4510bedb882bfafd88dd0d06f8c1ceae77895"`
[INFO] [stderr]     Checking multiboot v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stderr]   --> src/lib.rs:72:10
[INFO] [stderr]    |
[INFO] [stderr] 72 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(safe_packed_borrows)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr]    = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stderr]    --> src/lib.rs:339:10
[INFO] [stderr]     |
[INFO] [stderr] 339 | #[derive(Debug)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr]     = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stderr]    --> src/lib.rs:397:10
[INFO] [stderr]     |
[INFO] [stderr] 397 | #[derive(Debug)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr]     = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stderr]    --> src/lib.rs:461:10
[INFO] [stderr]     |
[INFO] [stderr] 461 | #[derive(Debug)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr]     = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_symbols`
[INFO] [stderr]    --> src/lib.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |           fn $fun(&self) -> bool {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 187 | /     check_flag!(doc = "If true, then the `syms` field is valid.",
[INFO] [stderr] 188 | |                has_symbols, 4, 5);
[INFO] [stderr]     | |__________________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_drives`
[INFO] [stderr]    --> src/lib.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |           fn $fun(&self) -> bool {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 191 | /     check_flag!(doc = "If true, then the `drives_addr` and `drives_length` fields are valid.",
[INFO] [stderr] 192 | |                has_drives, 7);
[INFO] [stderr]     | |______________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_config_table`
[INFO] [stderr]    --> src/lib.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |           fn $fun(&self) -> bool {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 193 | /     check_flag!(doc = "If true, then the `config_table` field is valid.",
[INFO] [stderr] 194 | |                has_config_table, 8);
[INFO] [stderr]     | |____________________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_boot_loader_name`
[INFO] [stderr]    --> src/lib.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |           fn $fun(&self) -> bool {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 195 | /     check_flag!(doc = "If true, then the `boot_loader_name` field is valid.",
[INFO] [stderr] 196 | |                has_boot_loader_name, 9);
[INFO] [stderr]     | |________________________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_apm_table`
[INFO] [stderr]    --> src/lib.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |           fn $fun(&self) -> bool {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 197 | /     check_flag!(doc = "If true, then the `apm_table` field is valid.",
[INFO] [stderr] 198 | |                has_apm_table, 10);
[INFO] [stderr]     | |__________________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_vbe`
[INFO] [stderr]    --> src/lib.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |           fn $fun(&self) -> bool {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 199 | /     check_flag!(doc = "If true, then the `vbe_*` fields are valid.",
[INFO] [stderr] 200 | |                has_vbe, 11);
[INFO] [stderr]     | |____________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0522]: definition of an unknown language item: `panic_fmt`
[INFO] [stderr]   --> tests/mbtest.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | #[lang = "panic_fmt"] fn panic_fmt() -> ! { loop {} }
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
[INFO] [stderr] 
[INFO] [stderr] error: `#[panic_handler]` function required, but not found
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> tests/mbtest.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate libc;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0522, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0522`.
[INFO] [stderr] error: could not compile `multiboot`.
[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] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stderr]   --> src/lib.rs:72:10
[INFO] [stderr]    |
[INFO] [stderr] 72 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(safe_packed_borrows)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr]    = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stderr]    --> src/lib.rs:339:10
[INFO] [stderr]     |
[INFO] [stderr] 339 | #[derive(Debug)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr]     = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stderr]    --> src/lib.rs:397:10
[INFO] [stderr]     |
[INFO] [stderr] 397 | #[derive(Debug)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr]     = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stderr]    --> src/lib.rs:461:10
[INFO] [stderr]     |
[INFO] [stderr] 461 | #[derive(Debug)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr]     = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_symbols`
[INFO] [stderr]    --> src/lib.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |           fn $fun(&self) -> bool {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 187 | /     check_flag!(doc = "If true, then the `syms` field is valid.",
[INFO] [stderr] 188 | |                has_symbols, 4, 5);
[INFO] [stderr]     | |__________________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_drives`
[INFO] [stderr]    --> src/lib.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |           fn $fun(&self) -> bool {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 191 | /     check_flag!(doc = "If true, then the `drives_addr` and `drives_length` fields are valid.",
[INFO] [stderr] 192 | |                has_drives, 7);
[INFO] [stderr]     | |______________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_config_table`
[INFO] [stderr]    --> src/lib.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |           fn $fun(&self) -> bool {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 193 | /     check_flag!(doc = "If true, then the `config_table` field is valid.",
[INFO] [stderr] 194 | |                has_config_table, 8);
[INFO] [stderr]     | |____________________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_boot_loader_name`
[INFO] [stderr]    --> src/lib.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |           fn $fun(&self) -> bool {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 195 | /     check_flag!(doc = "If true, then the `boot_loader_name` field is valid.",
[INFO] [stderr] 196 | |                has_boot_loader_name, 9);
[INFO] [stderr]     | |________________________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_apm_table`
[INFO] [stderr]    --> src/lib.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |           fn $fun(&self) -> bool {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 197 | /     check_flag!(doc = "If true, then the `apm_table` field is valid.",
[INFO] [stderr] 198 | |                has_apm_table, 10);
[INFO] [stderr]     | |__________________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_vbe`
[INFO] [stderr]    --> src/lib.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |           fn $fun(&self) -> bool {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 199 | /     check_flag!(doc = "If true, then the `vbe_*` fields are valid.",
[INFO] [stderr] 200 | |                has_vbe, 11);
[INFO] [stderr]     | |____________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "84f4866ae65cc3be714b5c0866c4510bedb882bfafd88dd0d06f8c1ceae77895"`
[INFO] running `"docker" "rm" "-f" "84f4866ae65cc3be714b5c0866c4510bedb882bfafd88dd0d06f8c1ceae77895"`
[INFO] [stdout] 84f4866ae65cc3be714b5c0866c4510bedb882bfafd88dd0d06f8c1ceae77895
