[INFO] cloning repository https://github.com/mgattozzi/oxidizing-the-technical-interview [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mgattozzi/oxidizing-the-technical-interview" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgattozzi%2Foxidizing-the-technical-interview", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgattozzi%2Foxidizing-the-technical-interview'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b536ec33119b316c2527476541def377c63b14b4 [INFO] checking mgattozzi/oxidizing-the-technical-interview against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgattozzi%2Foxidizing-the-technical-interview" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mgattozzi/oxidizing-the-technical-interview on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mgattozzi/oxidizing-the-technical-interview [INFO] finished tweaking git repo https://github.com/mgattozzi/oxidizing-the-technical-interview [INFO] tweaked toml for git repo https://github.com/mgattozzi/oxidizing-the-technical-interview written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/mgattozzi/oxidizing-the-technical-interview already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 274fa07ec0429d5c06d54e243e355ce8b07f31aa32022a70372b62936d58e8ef [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" "274fa07ec0429d5c06d54e243e355ce8b07f31aa32022a70372b62936d58e8ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "274fa07ec0429d5c06d54e243e355ce8b07f31aa32022a70372b62936d58e8ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "274fa07ec0429d5c06d54e243e355ce8b07f31aa32022a70372b62936d58e8ef", kill_on_drop: false }` [INFO] [stdout] 274fa07ec0429d5c06d54e243e355ce8b07f31aa32022a70372b62936d58e8ef [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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ce601cf316a3a4b7e3d230cfaa03fa60be4ddaa51cd5b478bb722f4f654013ff [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" "ce601cf316a3a4b7e3d230cfaa03fa60be4ddaa51cd5b478bb722f4f654013ff", kill_on_drop: false }` [INFO] [stderr] Checking oxidizing-the-interview v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0152]: found duplicate lang item `sized` [INFO] [stdout] --> src/main.rs:47:1 [INFO] [stdout] | [INFO] [stdout] 47 | pub trait Sized {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `std` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1b9531b95148beca.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `freeze` [INFO] [stdout] --> src/main.rs:49:1 [INFO] [stdout] | [INFO] [stdout] 49 | auto trait Freeze {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `std` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1b9531b95148beca.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `receiver` [INFO] [stdout] --> src/main.rs:54:1 [INFO] [stdout] | [INFO] [stdout] 54 | trait Receiver {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `std` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1b9531b95148beca.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `index` [INFO] [stdout] --> src/main.rs:56:1 [INFO] [stdout] | [INFO] [stdout] 56 | / trait Index { [INFO] [stdout] 57 | | type Output: ?Sized; [INFO] [stdout] 58 | | fn index(&self, index: Idx) -> &Self::Output; [INFO] [stdout] 59 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `std` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1b9531b95148beca.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `copy` [INFO] [stdout] --> src/main.rs:79:1 [INFO] [stdout] | [INFO] [stdout] 79 | trait Copy: Clone {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `std` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1b9531b95148beca.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `eq` [INFO] [stdout] --> src/main.rs:87:1 [INFO] [stdout] | [INFO] [stdout] 87 | / trait PartialEq { [INFO] [stdout] 88 | | fn eq(&self, other: &Rhs) -> bool; [INFO] [stdout] 89 | | fn ne(&self, other: &Rhs) -> bool { [INFO] [stdout] 90 | | !self.eq(other) [INFO] [stdout] 91 | | } [INFO] [stdout] 92 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `std` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1b9531b95148beca.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `partial_ord` [INFO] [stdout] --> src/main.rs:94:1 [INFO] [stdout] | [INFO] [stdout] 94 | / trait PartialOrd: PartialEq { [INFO] [stdout] 95 | | fn partial_cmp(&self, other: &Rhs) -> Option; [INFO] [stdout] 96 | | fn lt(&self, other: &Rhs) -> bool { [INFO] [stdout] 97 | | matches!(self.partial_cmp(other), Some(Less)) [INFO] [stdout] ... | [INFO] [stdout] 107 | | } [INFO] [stdout] 108 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `std` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1b9531b95148beca.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `not` [INFO] [stdout] --> src/main.rs:110:1 [INFO] [stdout] | [INFO] [stdout] 110 | / trait Not { [INFO] [stdout] 111 | | type Output; [INFO] [stdout] 112 | | [INFO] [stdout] 113 | | fn not(self) -> Self::Output; [INFO] [stdout] 114 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `std` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1b9531b95148beca.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `neg` [INFO] [stdout] --> src/main.rs:116:1 [INFO] [stdout] | [INFO] [stdout] 116 | / trait Neg { [INFO] [stdout] 117 | | type Output; [INFO] [stdout] 118 | | fn neg(self) -> Self::Output; [INFO] [stdout] 119 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `std` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1b9531b95148beca.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `sub` [INFO] [stdout] --> src/main.rs:121:1 [INFO] [stdout] | [INFO] [stdout] 121 | / trait Sub { [INFO] [stdout] 122 | | type Output; [INFO] [stdout] 123 | | fn sub(self, rhs: Rhs) -> Self::Output; [INFO] [stdout] 124 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `std` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1b9531b95148beca.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `slice` [INFO] [stdout] --> src/main.rs:129:1 [INFO] [stdout] | [INFO] [stdout] 129 | / impl [T] { [INFO] [stdout] 130 | | #[allow(unused_attributes)] [INFO] [stdout] 131 | | #[allow_internal_unstable(const_fn_union)] [INFO] [stdout] 132 | | const fn len(&self) -> usize { [INFO] [stdout] ... | [INFO] [stdout] 142 | | } [INFO] [stdout] 143 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `std` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1b9531b95148beca.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `const_ptr` [INFO] [stdout] --> src/main.rs:146:1 [INFO] [stdout] | [INFO] [stdout] 146 | / impl *const T { [INFO] [stdout] 147 | | unsafe fn add(self, count: usize) -> Self [INFO] [stdout] 148 | | where [INFO] [stdout] 149 | | T: Sized, [INFO] [stdout] ... | [INFO] [stdout] 159 | | } [INFO] [stdout] 160 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `std` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1b9531b95148beca.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `mut_ptr` [INFO] [stdout] --> src/main.rs:162:1 [INFO] [stdout] | [INFO] [stdout] 162 | / impl *mut T { [INFO] [stdout] 163 | | unsafe fn add(self, count: usize) -> *mut T [INFO] [stdout] 164 | | where [INFO] [stdout] 165 | | T: Sized, [INFO] [stdout] ... | [INFO] [stdout] 174 | | } [INFO] [stdout] 175 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `std` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1b9531b95148beca.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `start` [INFO] [stdout] --> src/main.rs:264:1 [INFO] [stdout] | [INFO] [stdout] 264 | / fn start(main: fn() -> T, _: isize, _: *const *const u8) -> isize { [INFO] [stdout] 265 | | main().report() as isize [INFO] [stdout] 266 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `std` (which `test` depends on) [INFO] [stdout] = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/f6e2f78768c57172b99c3e85892f867894dc7e30/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-afd4b9aba051f3ad.rlib [INFO] [stdout] = note: second definition in the local crate (`oxidizing_the_interview`) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `oxidizing-the-interview`. [INFO] [stdout] error: aborting due to 14 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] For more information about this error, try `rustc --explain E0152`. [INFO] [stdout] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stdout] warning: the feature `const_if_match` has been stable since 1.46.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(const_if_match)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at 'no errors encountered even though `delay_span_bug` issued', src/librustc_errors/lib.rs:366:17 [INFO] [stdout] error: internal compiler error: broken MIR in DefId(0:87 ~ oxidizing_the_interview[62ea]::{{impl}}[7]::neg[0]) (NoSolution): could not prove TraitPredicate() [INFO] [stdout] | [INFO] [stdout] = note: delayed at src/librustc_mir/borrow_check/type_check/mod.rs:258:27 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f06c02a5200 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x7f06c02a5200 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f06c02a5200 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x7f06c02a5200 - ::fmt::h3834b06f68a2b012 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x7f06c031515c - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x7f06c0297df5 - std::io::Write::write_fmt::h9c0c8944a1898139 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x7f06c02a9cb0 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x7f06c02a9cb0 - std::sys_common::backtrace::print::h213be73e5670b8ea [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x7f06c02a9cb0 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x7f06c02a99fc - std::panicking::default_hook::hd41fbdeba93207ba [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x7f06c0ae52a9 - rustc_driver::report_ice::h1120fbf2656cc9f3 [INFO] [stderr] 11: 0x7f06c02aa448 - std::panicking::rust_panic_with_hook::hcab398664b4bd473 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:573 [INFO] [stderr] 12: 0x7f06c3a67374 - std::panicking::begin_panic::{{closure}}::h32dec0227ebf42b8 [INFO] [stderr] 13: 0x7f06c3a66e1c - std::sys_common::backtrace::__rust_end_short_backtrace::h1ed1da138c878104 [INFO] [stderr] 14: 0x7f06c3a6732c - std::panicking::begin_panic::h3f3dbb2741e0e8cc [INFO] [stderr] 15: 0x7f06c3a21042 - ::drop::h79844dfdeb05219a [INFO] [stderr] 16: 0x7f06c0b55c96 - core::ptr::drop_in_place::h96744f924baaf7bf [INFO] [stderr] 17: 0x7f06c0b5cd96 - as core::ops::drop::Drop>::drop::hf7a8810390c41787 [INFO] [stderr] 18: 0x7f06c0aef9cd - core::ptr::drop_in_place::hc36a5b4b5fa75e30 [INFO] [stderr] 19: 0x7f06c0aea551 - rustc_span::with_source_map::h4312ff0660509f98 [INFO] [stderr] 20: 0x7f06c0b297f5 - rustc_interface::interface::create_compiler_and_run::hb2f7781764c10c57 [INFO] [stderr] 21: 0x7f06c0aeb4bb - rustc_span::with_session_globals::h6f0396829c123936 [INFO] [stderr] 22: 0x7f06c0b193fd - std::sys_common::backtrace::__rust_begin_short_backtrace::habb527642304c3bb [INFO] [stderr] 23: 0x7f06c0acf71e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbe0f8ecc165e4f02 [INFO] [stderr] 24: 0x7f06c02bb27a - as core::ops::function::FnOnce>::call_once::h8a8db08de617a605 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/alloc/src/boxed.rs:1025 [INFO] [stderr] 25: 0x7f06c02bb27a - as core::ops::function::FnOnce>::call_once::hddfcff0ffd25c0c4 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/alloc/src/boxed.rs:1025 [INFO] [stderr] 26: 0x7f06c02bb27a - std::sys::unix::thread::Thread::new::thread_start::h8e648f9ee2e9cb3a [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys/unix/thread.rs:87 [INFO] [stderr] 27: 0x7f06c01d8609 - start_thread [INFO] [stderr] 28: 0x7f06c00ec103 - clone [INFO] [stderr] 29: 0x0 - [INFO] [stderr] [INFO] [stderr] error: internal compiler error: unexpected panic [INFO] [stderr] [INFO] [stderr] note: the compiler unexpectedly panicked. this is a bug. [INFO] [stderr] [INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md [INFO] [stderr] [INFO] [stderr] note: rustc 1.47.0-nightly (f6e2f7876 2020-08-13) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C embed-bitcode=no -C debuginfo=2 --crate-type bin [INFO] [stderr] [INFO] [stderr] note: some of the compiler flags provided by cargo are hidden [INFO] [stderr] [INFO] [stderr] query stack during panic: [INFO] [stderr] end of query stack [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "ce601cf316a3a4b7e3d230cfaa03fa60be4ddaa51cd5b478bb722f4f654013ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce601cf316a3a4b7e3d230cfaa03fa60be4ddaa51cd5b478bb722f4f654013ff", kill_on_drop: false }` [INFO] [stdout] ce601cf316a3a4b7e3d230cfaa03fa60be4ddaa51cd5b478bb722f4f654013ff