[INFO] fetching crate unfhash 0.1.0...
[INFO] testing unfhash-0.1.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate unfhash 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate unfhash 0.1.0
[INFO] finished tweaking crates.io crate unfhash 0.1.0
[INFO] tweaked toml for crates.io crate unfhash 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unfhash 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate unfhash 0.1.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 42db79408a04d807f57fab1010866a22769cc660b02f718a2324d1a89895011f
[INFO] running `Command { std: "docker" "start" "42db79408a04d807f57fab1010866a22769cc660b02f718a2324d1a89895011f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42db79408a04d807f57fab1010866a22769cc660b02f718a2324d1a89895011f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "42db79408a04d807f57fab1010866a22769cc660b02f718a2324d1a89895011f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42db79408a04d807f57fab1010866a22769cc660b02f718a2324d1a89895011f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "42db79408a04d807f57fab1010866a22769cc660b02f718a2324d1a89895011f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]    Compiling md-5 v0.9.1
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]    Compiling multiversion v0.6.1
[INFO] [stderr]    Compiling arrow v5.3.0
[INFO] [stderr]    Compiling unfhash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]    --> src/unf_vector.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |     use std::sync::Arc;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `config::UnfConfigBuilder` and `hash_builder::unf_from_batch`
[INFO] [stdout]    --> src/unf_vector.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |     use crate::{config::UnfConfigBuilder, hash_builder::unf_from_batch};
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/unf_vector.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DataType`, `Field`, `Schema`, and `record_batch::RecordBatch`
[INFO] [stdout]    --> src/unf_vector.rs:161:21
[INFO] [stdout]     |
[INFO] [stdout] 161 |         datatypes::{DataType, Field, Schema},
[INFO] [stdout]     |                     ^^^^^^^^  ^^^^^  ^^^^^^
[INFO] [stdout] 162 |         record_batch::RecordBatch,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `config::UnfConfigBuilder` and `utils::read_csv_data`
[INFO] [stdout]   --> src/lib.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |     use crate::{config::UnfConfigBuilder, utils::read_csv_data};
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/lib.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | mod tests {
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/lib.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | mod tests {
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ThreeMinus` is never constructed
[INFO] [stdout]   --> src/hash_builder.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum UnfHashers {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 21 |     FourPlus(Vec<Sha256>),
[INFO] [stdout] 22 |     ThreeMinus(Vec<Md5>),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnfHashers` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "42db79408a04d807f57fab1010866a22769cc660b02f718a2324d1a89895011f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "42db79408a04d807f57fab1010866a22769cc660b02f718a2324d1a89895011f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]    --> src/unf_vector.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |     use std::sync::Arc;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unfhash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `config::UnfConfigBuilder` and `hash_builder::unf_from_batch`
[INFO] [stdout]    --> src/unf_vector.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |     use crate::{config::UnfConfigBuilder, hash_builder::unf_from_batch};
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/unf_vector.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DataType`, `Field`, `Schema`, and `record_batch::RecordBatch`
[INFO] [stdout]    --> src/unf_vector.rs:161:21
[INFO] [stdout]     |
[INFO] [stdout] 161 |         datatypes::{DataType, Field, Schema},
[INFO] [stdout]     |                     ^^^^^^^^  ^^^^^  ^^^^^^
[INFO] [stdout] 162 |         record_batch::RecordBatch,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `config::UnfConfigBuilder` and `utils::read_csv_data`
[INFO] [stdout]   --> src/lib.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |     use crate::{config::UnfConfigBuilder, utils::read_csv_data};
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/lib.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | mod tests {
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/lib.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | mod tests {
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ThreeMinus` is never constructed
[INFO] [stdout]   --> src/hash_builder.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum UnfHashers {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 21 |     FourPlus(Vec<Sha256>),
[INFO] [stdout] 22 |     ThreeMinus(Vec<Md5>),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnfHashers` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ThreeMinus` is never constructed
[INFO] [stdout]   --> src/hash_builder.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum UnfHashers {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 21 |     FourPlus(Vec<Sha256>),
[INFO] [stdout] 22 |     ThreeMinus(Vec<Md5>),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnfHashers` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "42db79408a04d807f57fab1010866a22769cc660b02f718a2324d1a89895011f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "42db79408a04d807f57fab1010866a22769cc660b02f718a2324d1a89895011f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]    --> src/unf_vector.rs:155:9
[INFO] [stderr]     |
[INFO] [stderr] 155 |     use std::sync::Arc;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `config::UnfConfigBuilder` and `hash_builder::unf_from_batch`
[INFO] [stderr]    --> src/unf_vector.rs:157:17
[INFO] [stderr]     |
[INFO] [stderr] 157 |     use crate::{config::UnfConfigBuilder, hash_builder::unf_from_batch};
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/unf_vector.rs:159:9
[INFO] [stderr]     |
[INFO] [stderr] 159 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DataType`, `Field`, `Schema`, and `record_batch::RecordBatch`
[INFO] [stderr]    --> src/unf_vector.rs:161:21
[INFO] [stderr]     |
[INFO] [stderr] 161 |         datatypes::{DataType, Field, Schema},
[INFO] [stderr]     |                     ^^^^^^^^  ^^^^^  ^^^^^^
[INFO] [stderr] 162 |         record_batch::RecordBatch,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `config::UnfConfigBuilder` and `utils::read_csv_data`
[INFO] [stderr]   --> src/lib.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |     use crate::{config::UnfConfigBuilder, utils::read_csv_data};
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]   --> src/lib.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | mod tests {
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/lib.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]   --> src/lib.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | mod tests {
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `ThreeMinus` is never constructed
[INFO] [stderr]   --> src/hash_builder.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | enum UnfHashers {
[INFO] [stderr]    |      ---------- variant in this enum
[INFO] [stderr] 21 |     FourPlus(Vec<Sha256>),
[INFO] [stderr] 22 |     ThreeMinus(Vec<Md5>),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `UnfHashers` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `unfhash` (lib) generated 7 warnings (run `cargo fix --lib -p unfhash` to apply 6 suggestions)
[INFO] [stderr] warning: `unfhash` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/unfhash/0f44c86761d43c5f/out/unfhash-0f44c86761d43c5f)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test unf_vector::tests::float32_array ... ok
[INFO] [stdout] test unf_vector::tests::float64_truncate ... ok
[INFO] [stdout] test unf_vector::tests::float32_raw ... ok
[INFO] [stdout] test unf_vector::tests::float64_unf ... ok
[INFO] [stdout] test tests::load_float_from_file ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::load_float_from_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::load_float_from_file' (1001) panicked at src/utils.rs:6:38:
[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:     0x615c4cc9bbf1 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x615c4cc9bbf1 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::trace_unsynchronized::<std[617be2ca0a6fd877]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x615c4cc9bbf1 - std[617be2ca0a6fd877]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x615c4cc9bbf1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x615c4ccb2d4a - <core[a373ad73a504971]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x615c4ccb2d4a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    6:     0x615c4cc9ff3c - core[a373ad73a504971]::io::write::default_write_fmt::<alloc[2e1b2a31b91974c5]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x615c4cc9ff3c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x615c4cc78056 - <std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x615c4cc78056 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:289:27
[INFO] [stdout]   10:     0x615c4cc94289 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:313:9
[INFO] [stdout]   11:     0x615c4c9dc1a0 - <alloc[2e1b2a31b91974c5]::boxed::Box<dyn for<'a, 'b> core[a373ad73a504971]::ops::function::Fn<(&'a std[617be2ca0a6fd877]::panic::PanicHookInfo<'b>,), Output = ()> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::marker::Send> as core[a373ad73a504971]::ops::function::Fn<(&std[617be2ca0a6fd877]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/boxed.rs:2328:9
[INFO] [stdout]   12:     0x615c4c9dc1a0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x615c4cc94442 - <alloc[2e1b2a31b91974c5]::boxed::Box<dyn for<'a, 'b> core[a373ad73a504971]::ops::function::Fn<(&'a std[617be2ca0a6fd877]::panic::PanicHookInfo<'b>,), Output = ()> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::marker::Send> as core[a373ad73a504971]::ops::function::Fn<(&std[617be2ca0a6fd877]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/boxed.rs:2328:9
[INFO] [stdout]   14:     0x615c4cc94442 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:819:13
[INFO] [stdout]   15:     0x615c4cc78102 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:685:13
[INFO] [stdout]   16:     0x615c4cc70de9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x615c4cc78d0d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:676:5
[INFO] [stdout]   18:     0x615c4ccb356c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x615c4ccb32c2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/result.rs:1870:5
[INFO] [stdout]   20:     0x615c4c9c0dbf - <core[a373ad73a504971]::result::Result<std[617be2ca0a6fd877]::fs::File, core[a373ad73a504971]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/result.rs:1232:23
[INFO] [stdout]   21:     0x615c4c9c0dbf - unfhash[7744c54147450220]::utils::read_csv_data
[INFO] [stdout]                                at /opt/rustwide/workdir/src/utils.rs:6:38
[INFO] [stdout]   22:     0x615c4c9cba36 - unfhash[7744c54147450220]::tests::load_float_from_file
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:56:19
[INFO] [stdout]   23:     0x615c4c9cb0c7 - unfhash[7744c54147450220]::tests::load_float_from_file::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:53:30
[INFO] [stdout]   24:     0x615c4c9c9bb6 - <unfhash[7744c54147450220]::tests::load_float_from_file::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x615c4c9cf5eb - <fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x615c4c9cf5eb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:701:18
[INFO] [stdout]   27:     0x615c4c9dc7c5 - test[aada8e7e76ba119b]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:724:74
[INFO] [stdout]   28:     0x615c4c9dc7c5 - <core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   29:     0x615c4c9dc7c5 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}>, core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   30:     0x615c4c9dc7c5 - std[617be2ca0a6fd877]::panicking::catch_unwind::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   31:     0x615c4c9dc7c5 - std[617be2ca0a6fd877]::panic::catch_unwind::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}>, core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x615c4c9dc7c5 - test[aada8e7e76ba119b]::run_test_in_process
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:724:27
[INFO] [stdout]   33:     0x615c4c9dc7c5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:645:43
[INFO] [stdout]   34:     0x615c4c9d60b4 - test[aada8e7e76ba119b]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:675:41
[INFO] [stdout]   35:     0x615c4c9d60b4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   36:     0x615c4c9df852 - std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   37:     0x615c4c9df852 - <core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   38:     0x615c4c9df852 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   39:     0x615c4c9df852 - std[617be2ca0a6fd877]::panicking::catch_unwind::<(), core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   40:     0x615c4c9df852 - std[617be2ca0a6fd877]::panic::catch_unwind::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x615c4c9df852 - std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   42:     0x615c4c9df852 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x615c4cc9b44f - <alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::ops::function::FnOnce<(), Output = ()> + core[a373ad73a504971]::marker::Send> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/boxed.rs:2314:9
[INFO] [stdout]   44:     0x615c4cc9b44f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   45:     0x7a7b66631dfa - <unknown>
[INFO] [stdout]   46:     0x7a7b666c53d4 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::load_float_from_file
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "42db79408a04d807f57fab1010866a22769cc660b02f718a2324d1a89895011f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42db79408a04d807f57fab1010866a22769cc660b02f718a2324d1a89895011f", kill_on_drop: false }`
[INFO] [stdout] 42db79408a04d807f57fab1010866a22769cc660b02f718a2324d1a89895011f
