[INFO] fetching crate mors 0.1.1...
[INFO] testing mors-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mors 0.1.1 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate mors 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mors 0.1.1
[INFO] finished tweaking crates.io crate mors 0.1.1
[INFO] tweaked toml for crates.io crate mors 0.1.1 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0c75eaf5c14e550721153d162021bd085ed4248dc0203a2a9fa57ff527efd2d
[INFO] running `Command { std: "docker" "start" "-a" "d0c75eaf5c14e550721153d162021bd085ed4248dc0203a2a9fa57ff527efd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0c75eaf5c14e550721153d162021bd085ed4248dc0203a2a9fa57ff527efd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c75eaf5c14e550721153d162021bd085ed4248dc0203a2a9fa57ff527efd2d", kill_on_drop: false }`
[INFO] [stdout] d0c75eaf5c14e550721153d162021bd085ed4248dc0203a2a9fa57ff527efd2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8c8082a96b155816484fa33949bb9ca9c40d4bd9d668c96dafda8a634e4f9ba
[INFO] running `Command { std: "docker" "start" "-a" "f8c8082a96b155816484fa33949bb9ca9c40d4bd9d668c96dafda8a634e4f9ba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mors v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/codes.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let t = match &self.left_code {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> src/codes.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let m = match &self.right_code {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_string`
[INFO] [stdout]   --> src/code.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn to_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_string`
[INFO] [stdout]    --> src/codec.rs:195:12
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_string`
[INFO] [stdout]   --> src/codes.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn to_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "f8c8082a96b155816484fa33949bb9ca9c40d4bd9d668c96dafda8a634e4f9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c8082a96b155816484fa33949bb9ca9c40d4bd9d668c96dafda8a634e4f9ba", kill_on_drop: false }`
[INFO] [stdout] f8c8082a96b155816484fa33949bb9ca9c40d4bd9d668c96dafda8a634e4f9ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e93ef381da72c88f0acafb40a70fed4dc8913b88d8ea9deaacd7543030771232
[INFO] running `Command { std: "docker" "start" "-a" "e93ef381da72c88f0acafb40a70fed4dc8913b88d8ea9deaacd7543030771232", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/codes.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let t = match &self.left_code {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mors v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> src/codes.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let m = match &self.right_code {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_string`
[INFO] [stdout]   --> src/code.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn to_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_string`
[INFO] [stdout]    --> src/codec.rs:195:12
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_string`
[INFO] [stdout]   --> src/codes.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn to_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/codes.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let t = match &self.left_code {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> src/codes.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let m = match &self.right_code {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_string`
[INFO] [stdout]    --> src/codec.rs:195:12
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_string`
[INFO] [stdout]   --> src/codes.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn to_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "e93ef381da72c88f0acafb40a70fed4dc8913b88d8ea9deaacd7543030771232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e93ef381da72c88f0acafb40a70fed4dc8913b88d8ea9deaacd7543030771232", kill_on_drop: false }`
[INFO] [stdout] e93ef381da72c88f0acafb40a70fed4dc8913b88d8ea9deaacd7543030771232
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a93c4e87f2d68e02a09265e0809cae6a15ed05560a84d56a5685e55c5aed81ef
[INFO] running `Command { std: "docker" "start" "-a" "a93c4e87f2d68e02a09265e0809cae6a15ed05560a84d56a5685e55c5aed81ef", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/codes.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let t = match &self.left_code {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]   --> src/codes.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let m = match &self.right_code {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to_string`
[INFO] [stderr]   --> src/code.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn to_string(&self) -> String {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to_string`
[INFO] [stderr]    --> src/codec.rs:195:12
[INFO] [stderr]     |
[INFO] [stderr] 195 |     pub fn to_string(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to_string`
[INFO] [stderr]   --> src/codes.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn to_string(&self) -> String {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mors` (lib) generated 5 warnings
[INFO] [stderr] warning: associated function is never used: `to_string`
[INFO] [stderr]    --> src/codec.rs:195:12
[INFO] [stderr]     |
[INFO] [stderr] 195 |     pub fn to_string(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mors` (lib test) generated 4 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mors-f936b778fe092736)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test codes::tests::test_flatening ... ok
[INFO] [stdout] test tests::decode_messages ... ok
[INFO] [stdout] test tests::encode_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mors
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/encoder.rs - encoder::Encoder::encode_letters (line 25) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/encoder.rs - encoder::Encoder::encode_letters (line 25) stdout ----
[INFO] [stdout] error: expected expression, found `>`
[INFO] [stdout]  --> src/encoder.rs:28:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | mesage ==> ". -"
[INFO] [stdout]   |          ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `encoder`
[INFO] [stdout]  --> src/encoder.rs:26:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | let encoder = encoder::Encoder::new();
[INFO] [stdout]   |                        ^^^^^^^ not found in `encoder`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mors::encoder::Encoder;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/encoder.rs - encoder::Encoder::encode_letters (line 25)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a93c4e87f2d68e02a09265e0809cae6a15ed05560a84d56a5685e55c5aed81ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a93c4e87f2d68e02a09265e0809cae6a15ed05560a84d56a5685e55c5aed81ef", kill_on_drop: false }`
[INFO] [stdout] a93c4e87f2d68e02a09265e0809cae6a15ed05560a84d56a5685e55c5aed81ef