[INFO] fetching crate tyfers 0.2.0... [INFO] testing tyfers-0.2.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate tyfers 0.2.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate tyfers 0.2.0 [INFO] finished tweaking crates.io crate tyfers 0.2.0 [INFO] tweaked toml for crates.io crate tyfers 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tyfers 0.2.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3800390c7d1b930e510789e6da91fb8b9dd8c085cf2bcea91ee762298680f1cf [INFO] running `Command { std: "docker" "start" "-a" "3800390c7d1b930e510789e6da91fb8b9dd8c085cf2bcea91ee762298680f1cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3800390c7d1b930e510789e6da91fb8b9dd8c085cf2bcea91ee762298680f1cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3800390c7d1b930e510789e6da91fb8b9dd8c085cf2bcea91ee762298680f1cf", kill_on_drop: false }` [INFO] [stdout] 3800390c7d1b930e510789e6da91fb8b9dd8c085cf2bcea91ee762298680f1cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e11878297022a715297ce8a6c332d93eeaa59009bba2f5d54367dd0af6b9cab [INFO] running `Command { std: "docker" "start" "-a" "6e11878297022a715297ce8a6c332d93eeaa59009bba2f5d54367dd0af6b9cab", kill_on_drop: false }` [INFO] [stderr] Compiling tyfers v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 99 | _ => { [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/lib.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 66 | Markers::FPaperStart => 0x02, [INFO] [stdout] | -------------------- matches some of the same values [INFO] [stdout] 67 | / Markers::FPaperStart2 [INFO] [stdout] 68 | | | Markers::GifStart3 [INFO] [stdout] 69 | | | Markers::PdfStart4 => 0x46, [INFO] [stdout] | |____________________________________- matches some of the same values [INFO] [stdout] 70 | / Markers::FPaperStart3 [INFO] [stdout] 71 | | | Markers::PngStart2 [INFO] [stdout] 72 | | | Markers::WebpStart4 [INFO] [stdout] 73 | | | Markers::PdfStart2 => 0x50, [INFO] [stdout] | |____________________________________- matches some of the same values [INFO] [stdout] 74 | Markers::FPaperStart4 => 0x61, [INFO] [stdout] | --------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 99 | _ => { [INFO] [stdout] | ^ ...and 16 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `extension`, `filename`, and `binary_ext` are never read [INFO] [stdout] --> src/lib.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 57 | pub struct Tyfe { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 58 | extension: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 59 | filename: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 60 | binary_ext: Vec, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `val` is never used [INFO] [stdout] --> src/lib.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 63 | impl Markers { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 64 | fn val(&self) -> u8 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `check` and `what_is_this` are never used [INFO] [stdout] --> src/lib.rs:127:8 [INFO] [stdout] | [INFO] [stdout] 126 | impl Tyfe { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] 127 | fn check(&mut self, file: String) -> Tyfes { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 149 | fn what_is_this(&self) -> Tyfes { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] running `Command { std: "docker" "inspect" "6e11878297022a715297ce8a6c332d93eeaa59009bba2f5d54367dd0af6b9cab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e11878297022a715297ce8a6c332d93eeaa59009bba2f5d54367dd0af6b9cab", kill_on_drop: false }` [INFO] [stdout] 6e11878297022a715297ce8a6c332d93eeaa59009bba2f5d54367dd0af6b9cab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0adcd192e6c934292336786885efd982ff6537b40ac251e3525b739b1024cb54 [INFO] running `Command { std: "docker" "start" "-a" "0adcd192e6c934292336786885efd982ff6537b40ac251e3525b739b1024cb54", kill_on_drop: false }` [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 99 | _ => { [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/lib.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 66 | Markers::FPaperStart => 0x02, [INFO] [stdout] | -------------------- matches some of the same values [INFO] [stdout] 67 | / Markers::FPaperStart2 [INFO] [stdout] 68 | | | Markers::GifStart3 [INFO] [stdout] 69 | | | Markers::PdfStart4 => 0x46, [INFO] [stdout] | |____________________________________- matches some of the same values [INFO] [stdout] 70 | / Markers::FPaperStart3 [INFO] [stdout] 71 | | | Markers::PngStart2 [INFO] [stdout] 72 | | | Markers::WebpStart4 [INFO] [stdout] 73 | | | Markers::PdfStart2 => 0x50, [INFO] [stdout] | |____________________________________- matches some of the same values [INFO] [stdout] 74 | Markers::FPaperStart4 => 0x61, [INFO] [stdout] | --------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 99 | _ => { [INFO] [stdout] | ^ ...and 16 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tyfers v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `extension`, `filename`, and `binary_ext` are never read [INFO] [stdout] --> src/lib.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 57 | pub struct Tyfe { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 58 | extension: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 59 | filename: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 60 | binary_ext: Vec, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `val` is never used [INFO] [stdout] --> src/lib.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 63 | impl Markers { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 64 | fn val(&self) -> u8 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `check` and `what_is_this` are never used [INFO] [stdout] --> src/lib.rs:127:8 [INFO] [stdout] | [INFO] [stdout] 126 | impl Tyfe { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] 127 | fn check(&mut self, file: String) -> Tyfes { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 149 | fn what_is_this(&self) -> Tyfes { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stdin` [INFO] [stdout] --> src/lib.rs:214:19 [INFO] [stdout] | [INFO] [stdout] 214 | use std::io::{stdin}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 99 | _ => { [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/lib.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 66 | Markers::FPaperStart => 0x02, [INFO] [stdout] | -------------------- matches some of the same values [INFO] [stdout] 67 | / Markers::FPaperStart2 [INFO] [stdout] 68 | | | Markers::GifStart3 [INFO] [stdout] 69 | | | Markers::PdfStart4 => 0x46, [INFO] [stdout] | |____________________________________- matches some of the same values [INFO] [stdout] 70 | / Markers::FPaperStart3 [INFO] [stdout] 71 | | | Markers::PngStart2 [INFO] [stdout] 72 | | | Markers::WebpStart4 [INFO] [stdout] 73 | | | Markers::PdfStart2 => 0x50, [INFO] [stdout] | |____________________________________- matches some of the same values [INFO] [stdout] 74 | Markers::FPaperStart4 => 0x61, [INFO] [stdout] | --------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 99 | _ => { [INFO] [stdout] | ^ ...and 16 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `binary_ext` is never read [INFO] [stdout] --> src/lib.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 57 | pub struct Tyfe { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 60 | binary_ext: Vec, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s [INFO] running `Command { std: "docker" "inspect" "0adcd192e6c934292336786885efd982ff6537b40ac251e3525b739b1024cb54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0adcd192e6c934292336786885efd982ff6537b40ac251e3525b739b1024cb54", kill_on_drop: false }` [INFO] [stdout] 0adcd192e6c934292336786885efd982ff6537b40ac251e3525b739b1024cb54 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2731419b68d64e6cb91dc54096e0e1a21ce4d8604a661ca7815b66f3e095aabf [INFO] running `Command { std: "docker" "start" "-a" "2731419b68d64e6cb91dc54096e0e1a21ce4d8604a661ca7815b66f3e095aabf", kill_on_drop: false }` [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:99:13 [INFO] [stderr] | [INFO] [stderr] 99 | _ => { [INFO] [stderr] | ^ no value can reach this [INFO] [stderr] | [INFO] [stderr] note: multiple earlier patterns match some of the same values [INFO] [stderr] --> src/lib.rs:99:13 [INFO] [stderr] | [INFO] [stderr] 66 | Markers::FPaperStart => 0x02, [INFO] [stderr] | -------------------- matches some of the same values [INFO] [stderr] 67 | / Markers::FPaperStart2 [INFO] [stderr] 68 | | | Markers::GifStart3 [INFO] [stderr] 69 | | | Markers::PdfStart4 => 0x46, [INFO] [stderr] | |____________________________________- matches some of the same values [INFO] [stderr] 70 | / Markers::FPaperStart3 [INFO] [stderr] 71 | | | Markers::PngStart2 [INFO] [stderr] 72 | | | Markers::WebpStart4 [INFO] [stderr] 73 | | | Markers::PdfStart2 => 0x50, [INFO] [stderr] | |____________________________________- matches some of the same values [INFO] [stderr] 74 | Markers::FPaperStart4 => 0x61, [INFO] [stderr] | --------------------- matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 99 | _ => { [INFO] [stderr] | ^ ...and 16 other patterns collectively make this unreachable [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `extension`, `filename`, and `binary_ext` are never read [INFO] [stderr] --> src/lib.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 57 | pub struct Tyfe { [INFO] [stderr] | ---- fields in this struct [INFO] [stderr] 58 | extension: String, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 59 | filename: String, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] 60 | binary_ext: Vec, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method `val` is never used [INFO] [stderr] --> src/lib.rs:64:8 [INFO] [stderr] | [INFO] [stderr] 63 | impl Markers { [INFO] [stderr] | ------------ method in this implementation [INFO] [stderr] 64 | fn val(&self) -> u8 { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `check` and `what_is_this` are never used [INFO] [stderr] --> src/lib.rs:127:8 [INFO] [stderr] | [INFO] [stderr] 126 | impl Tyfe { [INFO] [stderr] | --------- methods in this implementation [INFO] [stderr] 127 | fn check(&mut self, file: String) -> Tyfes { [INFO] [stderr] | ^^^^^ [INFO] [stderr] ... [INFO] [stderr] 149 | fn what_is_this(&self) -> Tyfes { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `tyfers` (lib) generated 4 warnings [INFO] [stderr] warning: unused import: `stdin` [INFO] [stderr] --> src/lib.rs:214:19 [INFO] [stderr] | [INFO] [stderr] 214 | use std::io::{stdin}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field `binary_ext` is never read [INFO] [stderr] --> src/lib.rs:60:5 [INFO] [stderr] | [INFO] [stderr] 57 | pub struct Tyfe { [INFO] [stderr] | ---- field in this struct [INFO] [stderr] ... [INFO] [stderr] 60 | binary_ext: Vec, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `tyfers` (lib test) generated 3 warnings (1 duplicate) (run `cargo fix --lib -p tyfers --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tyfers-c8d3e8baa7cec0d0) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::hmm ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::hmm stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'tests::hmm' (25) panicked at src/lib.rs:150:50: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x64b9ceec0082 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x64b9ceec0082 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x64b9ceec0082 - std::sys::backtrace::_print_fmt::h11496fe34963a885 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x64b9ceec0082 - ::fmt::hff1a9408d012ee89 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x64b9ceee333f - core::fmt::rt::Argument::fmt::hf11195b61445f5d1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x64b9ceee333f - core::fmt::write::h2f1fc679f228cc52 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x64b9ceeacd23 - std::io::default_write_fmt::h12bd533187bc883d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x64b9ceeacd23 - std::io::Write::write_fmt::h926a1fdfdcb90065 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x64b9ceebfed2 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x64b9ceeab58c - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x64b9ceeab409 - std::panicking::default_hook::h43da101644971931 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x64b9cee5411e - as core::ops::function::Fn>::call::h4b2012949041da5d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 12: 0x64b9cee5411e - test::test_main_with_exit_callback::{{closure}}::h53c9154cdc260357 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x64b9ceeabb93 - as core::ops::function::Fn>::call::h911f2e3e7e84b764 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 14: 0x64b9ceeabb93 - std::panicking::panic_with_hook::hb4e916c3e65eccec [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x64b9ceebfa5a - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x64b9ceebf9b9 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x64b9ceeac0fd - __rustc[b29d3319de9a3146]::rust_begin_unwind [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x64b9ceee96c0 - core::panicking::panic_fmt::h5f8d281875be5ff1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x64b9ceeea3f6 - core::result::unwrap_failed::hbb243a6a8b53218d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1852:5 [INFO] [stdout] 20: 0x64b9cee49b63 - core::result::Result::unwrap::h29f35f642cbeeaf4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1223:23 [INFO] [stdout] 21: 0x64b9cee49b63 - tyfers::Tyfe::what_is_this::hcf55281d9e59acef [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:150:50 [INFO] [stdout] 22: 0x64b9cee4b853 - tyfers::Tyfe::check::h8b2fd7d3a9e7b18c [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:143:22 [INFO] [stdout] 23: 0x64b9cee48361 - tyfers::tests::hmm::h515bd47f8c6b610d [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:231:39 [INFO] [stdout] 24: 0x64b9cee48017 - tyfers::tests::hmm::{{closure}}::h57d928387a470302 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:217:13 [INFO] [stdout] 25: 0x64b9cee47406 - core::ops::function::FnOnce::call_once::h3cca099d0b3a48d2 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 26: 0x64b9cee5965b - core::ops::function::FnOnce::call_once::haf4e03bb51ef1351 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 27: 0x64b9cee5965b - test::__rust_begin_short_backtrace::h50f5566ee84f2f21 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:663:18 [INFO] [stdout] 28: 0x64b9cee5c855 - test::run_test_in_process::{{closure}}::heb3733b71d876eca [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:74 [INFO] [stdout] 29: 0x64b9cee5c855 - as core::ops::function::FnOnce<()>>::call_once::he2fe41e1b161faa9 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 30: 0x64b9cee5c855 - std::panicking::catch_unwind::do_call::h00aa383d8fd97a09 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 31: 0x64b9cee5c855 - std::panicking::catch_unwind::he482e1914bc21641 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 32: 0x64b9cee5c855 - std::panic::catch_unwind::h86ac9705098f4f22 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 33: 0x64b9cee5c855 - test::run_test_in_process::h636a992821e3c6aa [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:27 [INFO] [stdout] 34: 0x64b9cee5c855 - test::run_test::{{closure}}::he454cc9a192df79f [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:607:43 [INFO] [stdout] 35: 0x64b9cee82204 - test::run_test::{{closure}}::haec47455908dff86 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:637:41 [INFO] [stdout] 36: 0x64b9cee82204 - std::sys::backtrace::__rust_begin_short_backtrace::h230785972524cdc1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 37: 0x64b9cee68e1a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::haa5a562db4cde838 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 38: 0x64b9cee68e1a - as core::ops::function::FnOnce<()>>::call_once::h89254f37a55d0a87 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 39: 0x64b9cee68e1a - std::panicking::catch_unwind::do_call::h499f5a462f019d9d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 40: 0x64b9cee68e1a - std::panicking::catch_unwind::h6736fbbb1a264383 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 41: 0x64b9cee68e1a - std::panic::catch_unwind::h49ea7bdd1cbee572 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 42: 0x64b9cee68e1a - std::thread::Builder::spawn_unchecked_::{{closure}}::h653dfa62acf32f5a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 43: 0x64b9cee68e1a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h82582a626a045a45 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 44: 0x64b9cee9602f - as core::ops::function::FnOnce>::call_once::h4ab26c07513156cc [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1971:9 [INFO] [stdout] 45: 0x64b9cee9602f - std::sys::pal::unix::thread::Thread::new::thread_start::h66ff1bba185a50cf [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/pal/unix/thread.rs:107:17 [INFO] [stdout] 46: 0x77abc4e4eaa4 - [INFO] [stdout] 47: 0x77abc4edba34 - clone [INFO] [stdout] 48: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::hmm [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "2731419b68d64e6cb91dc54096e0e1a21ce4d8604a661ca7815b66f3e095aabf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2731419b68d64e6cb91dc54096e0e1a21ce4d8604a661ca7815b66f3e095aabf", kill_on_drop: false }` [INFO] [stdout] 2731419b68d64e6cb91dc54096e0e1a21ce4d8604a661ca7815b66f3e095aabf