[INFO] fetching crate multiboot 0.3.0... [INFO] checking multiboot-0.3.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate multiboot 0.3.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate multiboot 0.3.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 28e8d1dde89dd8aafcfd60742c884cc7a87cb7eee680ab2cca2c4d923742f8e2 [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" "28e8d1dde89dd8aafcfd60742c884cc7a87cb7eee680ab2cca2c4d923742f8e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28e8d1dde89dd8aafcfd60742c884cc7a87cb7eee680ab2cca2c4d923742f8e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28e8d1dde89dd8aafcfd60742c884cc7a87cb7eee680ab2cca2c4d923742f8e2", kill_on_drop: false }` [INFO] [stdout] 28e8d1dde89dd8aafcfd60742c884cc7a87cb7eee680ab2cca2c4d923742f8e2 [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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6575d9677de31780c51e11e841a19ac81ee43838bd389a0ae7e08f7bd5aa7cc6 [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" "6575d9677de31780c51e11e841a19ac81ee43838bd389a0ae7e08f7bd5aa7cc6", kill_on_drop: false }` [INFO] [stderr] Checking multiboot v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133) [INFO] [stdout] --> src/lib.rs:72:10 [INFO] [stdout] | [INFO] [stdout] 72 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(safe_packed_borrows)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #46043 [INFO] [stdout] = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133) [INFO] [stdout] --> src/lib.rs:339:10 [INFO] [stdout] | [INFO] [stdout] 339 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #46043 [INFO] [stdout] = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133) [INFO] [stdout] --> src/lib.rs:397:10 [INFO] [stdout] | [INFO] [stdout] 397 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #46043 [INFO] [stdout] = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133) [INFO] [stdout] --> src/lib.rs:461:10 [INFO] [stdout] | [INFO] [stdout] 461 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #46043 [INFO] [stdout] = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_symbols` [INFO] [stdout] --> src/lib.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | fn $fun(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 187 | / check_flag!(doc = "If true, then the `syms` field is valid.", [INFO] [stdout] 188 | | has_symbols, 4, 5); [INFO] [stdout] | |__________________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_drives` [INFO] [stdout] --> src/lib.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | fn $fun(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 191 | / check_flag!(doc = "If true, then the `drives_addr` and `drives_length` fields are valid.", [INFO] [stdout] 192 | | has_drives, 7); [INFO] [stdout] | |______________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_config_table` [INFO] [stdout] --> src/lib.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | fn $fun(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 193 | / check_flag!(doc = "If true, then the `config_table` field is valid.", [INFO] [stdout] 194 | | has_config_table, 8); [INFO] [stdout] | |____________________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_boot_loader_name` [INFO] [stdout] --> src/lib.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | fn $fun(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 195 | / check_flag!(doc = "If true, then the `boot_loader_name` field is valid.", [INFO] [stdout] 196 | | has_boot_loader_name, 9); [INFO] [stdout] | |________________________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_apm_table` [INFO] [stdout] --> src/lib.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | fn $fun(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 197 | / check_flag!(doc = "If true, then the `apm_table` field is valid.", [INFO] [stdout] 198 | | has_apm_table, 10); [INFO] [stdout] | |__________________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_vbe` [INFO] [stdout] --> src/lib.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | fn $fun(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 199 | / check_flag!(doc = "If true, then the `vbe_*` fields are valid.", [INFO] [stdout] 200 | | has_vbe, 11); [INFO] [stdout] | |____________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133) [INFO] [stdout] --> src/lib.rs:72:10 [INFO] [stdout] | [INFO] [stdout] 72 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(safe_packed_borrows)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #46043 [INFO] [stdout] = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133) [INFO] [stdout] --> src/lib.rs:339:10 [INFO] [stdout] | [INFO] [stdout] 339 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #46043 [INFO] [stdout] = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133) [INFO] [stdout] --> src/lib.rs:397:10 [INFO] [stdout] | [INFO] [stdout] 397 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #46043 [INFO] [stdout] = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133) [INFO] [stdout] --> src/lib.rs:461:10 [INFO] [stdout] | [INFO] [stdout] 461 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #46043 [INFO] [stdout] = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_symbols` [INFO] [stdout] --> src/lib.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | fn $fun(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 187 | / check_flag!(doc = "If true, then the `syms` field is valid.", [INFO] [stdout] 188 | | has_symbols, 4, 5); [INFO] [stdout] | |__________________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_drives` [INFO] [stdout] --> src/lib.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | fn $fun(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 191 | / check_flag!(doc = "If true, then the `drives_addr` and `drives_length` fields are valid.", [INFO] [stdout] 192 | | has_drives, 7); [INFO] [stdout] | |______________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_config_table` [INFO] [stdout] --> src/lib.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | fn $fun(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 193 | / check_flag!(doc = "If true, then the `config_table` field is valid.", [INFO] [stdout] 194 | | has_config_table, 8); [INFO] [stdout] | |____________________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_boot_loader_name` [INFO] [stdout] --> src/lib.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | fn $fun(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 195 | / check_flag!(doc = "If true, then the `boot_loader_name` field is valid.", [INFO] [stdout] 196 | | has_boot_loader_name, 9); [INFO] [stdout] | |________________________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_apm_table` [INFO] [stdout] --> src/lib.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | fn $fun(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 197 | / check_flag!(doc = "If true, then the `apm_table` field is valid.", [INFO] [stdout] 198 | | has_apm_table, 10); [INFO] [stdout] | |__________________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_vbe` [INFO] [stdout] --> src/lib.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | fn $fun(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 199 | / check_flag!(doc = "If true, then the `vbe_*` fields are valid.", [INFO] [stdout] 200 | | has_vbe, 11); [INFO] [stdout] | |____________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0522]: definition of an unknown language item: `panic_fmt` [INFO] [stdout] --> tests/mbtest.rs:34:1 [INFO] [stdout] | [INFO] [stdout] 34 | #[lang = "panic_fmt"] fn panic_fmt() -> ! { loop {} } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `#[panic_handler]` function required, but not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> tests/mbtest.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate libc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0522, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0522`. [INFO] [stdout] [INFO] [stderr] error: could not compile `multiboot` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "6575d9677de31780c51e11e841a19ac81ee43838bd389a0ae7e08f7bd5aa7cc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6575d9677de31780c51e11e841a19ac81ee43838bd389a0ae7e08f7bd5aa7cc6", kill_on_drop: false }` [INFO] [stdout] 6575d9677de31780c51e11e841a19ac81ee43838bd389a0ae7e08f7bd5aa7cc6