[INFO] fetching crate langmore 0.3.0...
[INFO] testing langmore-0.3.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate langmore 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate langmore 0.3.0
[INFO] finished tweaking crates.io crate langmore 0.3.0
[INFO] tweaked toml for crates.io crate langmore 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate langmore 0.3.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate langmore 0.3.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded socket2 v0.4.6
[INFO] [stderr]   Downloaded once_cell v1.13.1
[INFO] [stderr]   Downloaded dotenv_codegen v0.15.0
[INFO] [stderr]   Downloaded dotenv_codegen_implementation v0.15.0
[INFO] [stderr]   Downloaded tokio v1.20.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0453983b0e21dd3076f8935106052923c2944f6e62e86b026468439d72dd7e94
[INFO] running `Command { std: "docker" "start" "0453983b0e21dd3076f8935106052923c2944f6e62e86b026468439d72dd7e94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0453983b0e21dd3076f8935106052923c2944f6e62e86b026468439d72dd7e94", 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" "0453983b0e21dd3076f8935106052923c2944f6e62e86b026468439d72dd7e94" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0453983b0e21dd3076f8935106052923c2944f6e62e86b026468439d72dd7e94", 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" "0453983b0e21dd3076f8935106052923c2944f6e62e86b026468439d72dd7e94" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling socket2 v0.4.6
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling bytes v1.2.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling dotenv_codegen_implementation v0.15.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling dotenv_codegen v0.15.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling langmore v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `key`, `value`, and `expire` are never read
[INFO] [stdout]   --> src/module/command.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Command {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 18 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 19 |     value: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 20 |     expire: i64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Command` 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: multiple methods are never used
[INFO] [stdout]    --> src/module/command.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl Command {
[INFO] [stdout]     | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn get_key(&self) -> &String {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn get_value(&self) -> &String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub fn get_expire(&self) -> &i64 {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn set_key<S: Into<String>>(&mut self, key: S) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn set_value<S: Into<String>>(&mut self, value: S) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     pub fn set_expire(&mut self, expire: i64) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn set_name(&mut self, name: Type) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Database` is never constructed
[INFO] [stdout]   --> src/module/database.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Database {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/module/database.rs:38:12
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl Database {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  38 |     pub fn new<S: Into<String>>(path: S) -> Database {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  53 |     pub fn set_path<S: Into<String>>(&mut self, path: S) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  65 |     pub fn get_path(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  81 |     pub fn set<S: Into<String>>(&mut self, key: S, value: S) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  98 |     pub fn remove<S: Into<String>>(&mut self, key: S) -> usize {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     pub fn get<S: Into<String>>(&self, key: S) -> String {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub fn load(&self) -> Database {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub fn flush(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Writer` is never constructed
[INFO] [stdout]  --> src/module/writer.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Writer {}
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `file_exists`, and `write` are never used
[INFO] [stdout]   --> src/module/writer.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Writer {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new() -> Writer {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn file_exists(&self, path: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn write(&self, path: String, content: String) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 12.01s
[INFO] running `Command { std: "docker" "inspect" "0453983b0e21dd3076f8935106052923c2944f6e62e86b026468439d72dd7e94", 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" "0453983b0e21dd3076f8935106052923c2944f6e62e86b026468439d72dd7e94" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling langmore v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "0453983b0e21dd3076f8935106052923c2944f6e62e86b026468439d72dd7e94", 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" "0453983b0e21dd3076f8935106052923c2944f6e62e86b026468439d72dd7e94" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/langmore-fbdd766fa81e2a2e)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test module::command::test_delete_command ... ok
[INFO] [stdout] test module::command::test_exit_command ... ok
[INFO] [stdout] test module::command::test_ping_command ... ok
[INFO] [stdout] test module::command::test_set_command ... ok
[INFO] [stdout] test module::command::test_error1_command ... ok
[INFO] [stdout] test module::command::test_error2_command ... ok
[INFO] [stdout] test module::command::test_error3_command ... ok
[INFO] [stdout] test util::environ::test_get_config ... ok
[INFO] [stdout] test module::database::test_database_methods ... FAILED
[INFO] [stdout] test module::command::test_get_command ... ok
[INFO] [stdout] test module::writer::test_writer ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- module::database::test_database_methods stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'module::database::test_database_methods' (674) panicked at src/module/database.rs:142:54:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61ea8f9a1ed1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x61ea8f9b69fa - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x61ea8f9a636c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x61ea8f97e456 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x61ea8f99a639 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x61ea8f936960 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x61ea8f99a7f2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x61ea8f97e502 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x61ea8f977289 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x61ea8f97f0fd - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x61ea8f9b712c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x61ea8f9b6f02 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x61ea8f926c3e - langmore[af391db6c8d4a7b9]::module::database::test_database_methods
[INFO] [stdout]   13:     0x61ea8f929a99 - <langmore[af391db6c8d4a7b9]::module::database::test_database_methods::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x61ea8f929c4b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x61ea8f9372b5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x61ea8f930b74 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x61ea8f93a412 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x61ea8f9a17a9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x752cdb3eadfa - <unknown>
[INFO] [stdout]   20:     0x752cdb47e3d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- module::writer::test_writer stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'module::writer::test_writer' (675) panicked at src/module/writer.rs:27:52:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61ea8f9a1ed1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x61ea8f9b69fa - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x61ea8f9a636c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x61ea8f97e456 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x61ea8f99a639 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x61ea8f936960 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x61ea8f99a7f2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x61ea8f97e502 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x61ea8f977289 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x61ea8f97f0fd - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x61ea8f9b712c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x61ea8f9b6f02 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x61ea8f924183 - langmore[af391db6c8d4a7b9]::module::writer::test_writer
[INFO] [stdout]   13:     0x61ea8f929979 - <langmore[af391db6c8d4a7b9]::module::writer::test_writer::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x61ea8f929c4b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x61ea8f9372b5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x61ea8f930b74 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x61ea8f93a412 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x61ea8f9a17a9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x752cdb3eadfa - <unknown>
[INFO] [stdout]   20:     0x752cdb47e3d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     module::database::test_database_methods
[INFO] [stdout]     module::writer::test_writer
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin langmore`
[INFO] running `Command { std: "docker" "inspect" "0453983b0e21dd3076f8935106052923c2944f6e62e86b026468439d72dd7e94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0453983b0e21dd3076f8935106052923c2944f6e62e86b026468439d72dd7e94", kill_on_drop: false }`
[INFO] [stdout] 0453983b0e21dd3076f8935106052923c2944f6e62e86b026468439d72dd7e94
