[INFO] fetching crate template_cp 0.1.3...
[INFO] testing template_cp-0.1.3 against 1.90.0 for beta-1.91-3
[INFO] extracting crate template_cp 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate template_cp 0.1.3
[INFO] finished tweaking crates.io crate template_cp 0.1.3
[INFO] tweaked toml for crates.io crate template_cp 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate template_cp 0.1.3 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate template_cp 0.1.3 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1acd3927d23bdf40f1483b86a78a89c4d38a9b7602f3517df0f9bb4a8194ab5
[INFO] running `Command { std: "docker" "start" "-a" "c1acd3927d23bdf40f1483b86a78a89c4d38a9b7602f3517df0f9bb4a8194ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1acd3927d23bdf40f1483b86a78a89c4d38a9b7602f3517df0f9bb4a8194ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1acd3927d23bdf40f1483b86a78a89c4d38a9b7602f3517df0f9bb4a8194ab5", kill_on_drop: false }`
[INFO] [stdout] c1acd3927d23bdf40f1483b86a78a89c4d38a9b7602f3517df0f9bb4a8194ab5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 061f836b1a2408bb8bfc84af046a3adb30583db265a040dde73f03bada02591e
[INFO] running `Command { std: "docker" "start" "-a" "061f836b1a2408bb8bfc84af046a3adb30583db265a040dde73f03bada02591e", kill_on_drop: false }`
[INFO] [stderr]    Compiling template_cp v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "061f836b1a2408bb8bfc84af046a3adb30583db265a040dde73f03bada02591e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "061f836b1a2408bb8bfc84af046a3adb30583db265a040dde73f03bada02591e", kill_on_drop: false }`
[INFO] [stdout] 061f836b1a2408bb8bfc84af046a3adb30583db265a040dde73f03bada02591e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfdfaf89a6805c8ac476070e33946541362c3659c85a61866dacf6ba4479fe1d
[INFO] running `Command { std: "docker" "start" "-a" "cfdfaf89a6805c8ac476070e33946541362c3659c85a61866dacf6ba4479fe1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling template_cp v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "cfdfaf89a6805c8ac476070e33946541362c3659c85a61866dacf6ba4479fe1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfdfaf89a6805c8ac476070e33946541362c3659c85a61866dacf6ba4479fe1d", kill_on_drop: false }`
[INFO] [stdout] cfdfaf89a6805c8ac476070e33946541362c3659c85a61866dacf6ba4479fe1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b460f311ebe39c68833f509e64963c06bf9e45991e348c8a3bbee4af83fc567
[INFO] running `Command { std: "docker" "start" "-a" "8b460f311ebe39c68833f509e64963c06bf9e45991e348c8a3bbee4af83fc567", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/template_cp-48047b667b30ee74)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/new-bin.rs (/opt/rustwide/target/debug/deps/new_bin-55c359a8eddd0f8d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/rust-bin.rs (/opt/rustwide/target/debug/deps/rust_bin-8db36dbb9aebd961)
[INFO] [stderr]      Running unittests src/bin/template.rs (/opt/rustwide/target/debug/deps/template-0d9d9a1fc24778da)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/template_local.rs (/opt/rustwide/target/debug/deps/template_local-9ae6f20a5e09ad0b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/template_safe.rs (/opt/rustwide/target/debug/deps/template_safe-ee22d0ef7160e00e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests template_cp
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/iom.rs - iom::Scanner<R>::tok (line 78) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::file_writer (line 116) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::Scanner<R>::new (line 49) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::Scanner<R>::new (line 54) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::Scanner (line 24) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::Scanner (line 8) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::Scanner<R>::tok (line 72) ... FAILED
[INFO] [stdout] test src/iom.rs - iom::file_reader (line 103) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/iom.rs - iom::Scanner<R>::tok (line 78) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `cp_template`
[INFO] [stdout]  --> src/iom.rs:79:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cp_template::Scanner;
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `cp_template`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use cp_template::Scanner;
[INFO] [stdout] 3 + use template_cp::Scanner;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::file_writer (line 116) stdout ----
[INFO] [stdout] error[E0599]: cannot write into `BufWriter<File>`
[INFO] [stdout]  --> src/iom.rs:122:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | writeln!(out, "{}", n).ok();
[INFO] [stdout]   |          ^^^
[INFO] [stdout]  --> /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1950:8
[INFO] [stdout]   |
[INFO] [stdout]   = note: the method is available for `BufWriter<File>` here
[INFO] [stdout]   |
[INFO] [stdout] note: must implement `io::Write`, `fmt::Write`, or have a `write_fmt` method
[INFO] [stdout]  --> src/iom.rs:122:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | writeln!(out, "{}", n).ok();
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `Write` which provides `write_fmt` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::io::Write;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::Scanner<R>::new (line 49) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `cp_template`
[INFO] [stdout]  --> src/iom.rs:50:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cp_template::Scanner;
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `cp_template`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use cp_template::Scanner;
[INFO] [stdout] 3 + use template_cp::Scanner;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::Scanner<R>::new (line 54) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `cp_template`
[INFO] [stdout]  --> src/iom.rs:55:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cp_template::Scanner;
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `cp_template`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use cp_template::Scanner;
[INFO] [stdout] 3 + use template_cp::Scanner;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `filename` in this scope
[INFO] [stdout]  --> src/iom.rs:57:32
[INFO] [stdout]   |
[INFO] [stdout] 5 | let file = std::fs::File::open(filename)?;
[INFO] [stdout]   |                                ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io`
[INFO] [stdout]  --> src/iom.rs:58:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | Scanner::new(io::BufReader::new(file))
[INFO] [stdout]   |              ^^ use of unresolved module or unlinked crate `io`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io`, use `cargo add io` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::io::BufReader;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `BufReader`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - Scanner::new(io::BufReader::new(file))
[INFO] [stdout] 6 + Scanner::new(BufReader::new(file))
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/iom.rs:57:41
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_iom_rs_54_0() {
[INFO] [stdout]   |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 5 | let file = std::fs::File::open(filename)?;
[INFO] [stdout]   |                                         ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_iom_rs_54_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]   |                                                                         +++++++++++++++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::Scanner (line 24) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `cp_template`
[INFO] [stdout]  --> src/iom.rs:25:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cp_template::Scanner;
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `cp_template`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 - use cp_template::Scanner;
[INFO] [stdout] 2 + use template_cp::Scanner;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `read_file` in this scope
[INFO] [stdout]  --> src/iom.rs:29:20
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut scan = read_file("in.txt").unwrap();
[INFO] [stdout]   |                    ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `writer_file` in this scope
[INFO] [stdout]  --> src/iom.rs:30:19
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut out = writer_file("out.txt").unwrap();
[INFO] [stdout]   |                   ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::Scanner (line 8) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `cp_template`
[INFO] [stdout]  --> src/iom.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cp_template::Scanner;
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `cp_template`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 - use cp_template::Scanner;
[INFO] [stdout] 2 + use template_cp::Scanner;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::Scanner<R>::tok (line 72) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `cp_template`
[INFO] [stdout]  --> src/iom.rs:73:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cp_template::Scanner;
[INFO] [stdout]   |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `cp_template`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use cp_template::Scanner;
[INFO] [stdout] 3 + use template_cp::Scanner;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iom.rs - iom::file_reader (line 103) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/iom.rs:7:38:
[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:     0x62637962e6f2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62637962e6f2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62637962e6f2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x62637962e6f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x62637964a023 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x62637964a023 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x62637962c403 - std::io::default_write_fmt::ha27fbccbc65eb6fa
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x62637962c403 - std::io::Write::write_fmt::h6556609fca33d0b1
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x62637962e542 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x62637962f5d3 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x62637962f3b5 - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x62637962fea5 - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x62637962fd3a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   13:     0x62637962ebe9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x62637962f9cd - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   15:     0x6263796492f0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x626379649686 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   17:     0x62637960b628 - rust_out::main::_doctest_main_src_iom_rs_103_0::hb0e344cd72bfc088
[INFO] [stdout]   18:     0x62637960b5a6 - rust_out::main::h2d10ba762d3f8adf
[INFO] [stdout]   19:     0x62637960a353 - core::ops::function::FnOnce::call_once::h89333dd4ac8e03fc
[INFO] [stdout]   20:     0x626379609976 - std::sys::backtrace::__rust_begin_short_backtrace::h8a10de1e92516da1
[INFO] [stdout]   21:     0x626379609959 - std::rt::lang_start::{{closure}}::h0af3a8cb06b34c3e
[INFO] [stdout]   22:     0x626379629fe0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h638295a043b40957
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:290:21
[INFO] [stdout]   23:     0x626379629fe0 - std::panicking::catch_unwind::do_call::hbd68098bdea1ca50
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   24:     0x626379629fe0 - std::panicking::catch_unwind::h50591d85bf847c7c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   25:     0x626379629fe0 - std::panic::catch_unwind::h2487b4c4f2ae22c6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x626379629fe0 - std::rt::lang_start_internal::{{closure}}::h61f0945cc6c9a811
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x626379629fe0 - std::panicking::catch_unwind::do_call::h34b9c3722acd6bd1
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x626379629fe0 - std::panicking::catch_unwind::hf9a822ea043fb0d6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x626379629fe0 - std::panic::catch_unwind::h5b3cac802237ed89
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x626379629fe0 - std::rt::lang_start_internal::h34f9328d113fd60a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x626379609941 - std::rt::lang_start::h8f736fe0a226e45f
[INFO] [stdout]   32:     0x62637960b735 - main
[INFO] [stdout]   33:     0x7ff32590d1ca - <unknown>
[INFO] [stdout]   34:     0x7ff32590d28b - __libc_start_main
[INFO] [stdout]   35:     0x626379608fe5 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/iom.rs - iom::Scanner (line 24)
[INFO] [stdout]     src/iom.rs - iom::Scanner (line 8)
[INFO] [stdout]     src/iom.rs - iom::Scanner<R>::new (line 49)
[INFO] [stdout]     src/iom.rs - iom::Scanner<R>::new (line 54)
[INFO] [stdout]     src/iom.rs - iom::Scanner<R>::tok (line 72)
[INFO] [stdout]     src/iom.rs - iom::Scanner<R>::tok (line 78)
[INFO] [stdout]     src/iom.rs - iom::file_reader (line 103)
[INFO] [stdout]     src/iom.rs - iom::file_writer (line 116)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 8 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "8b460f311ebe39c68833f509e64963c06bf9e45991e348c8a3bbee4af83fc567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b460f311ebe39c68833f509e64963c06bf9e45991e348c8a3bbee4af83fc567", kill_on_drop: false }`
[INFO] [stdout] 8b460f311ebe39c68833f509e64963c06bf9e45991e348c8a3bbee4af83fc567
