[INFO] cloning repository https://github.com/SBTCVM/SBTCVM_Gen_4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SBTCVM/SBTCVM_Gen_4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSBTCVM%2FSBTCVM_Gen_4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSBTCVM%2FSBTCVM_Gen_4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9c00d1903fdbabc20767e60311442e367cc9fac
[INFO] testing SBTCVM/SBTCVM_Gen_4 against master#160e7623e8cbbf1feab2b6e2a24733a98c7bde9c for pr-145628-retry-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSBTCVM%2FSBTCVM_Gen_4" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SBTCVM/SBTCVM_Gen_4
[INFO] finished tweaking git repo https://github.com/SBTCVM/SBTCVM_Gen_4
[INFO] tweaked toml for git repo https://github.com/SBTCVM/SBTCVM_Gen_4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SBTCVM/SBTCVM_Gen_4 on toolchain 160e7623e8cbbf1feab2b6e2a24733a98c7bde9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SBTCVM/SBTCVM_Gen_4 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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded radium v0.6.2
[INFO] [stderr]   Downloaded tap v1.0.0
[INFO] [stderr]   Downloaded custom_error v1.8.0
[INFO] [stderr]   Downloaded bitvec v0.20.1
[INFO] [stderr]   Downloaded funty v1.1.0
[INFO] [stderr]   Downloaded wyz v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72e54435ed61172c97719e5ce25bb6ebfcb4daadbceac9ffb879d92f11e610c4
[INFO] running `Command { std: "docker" "start" "-a" "72e54435ed61172c97719e5ce25bb6ebfcb4daadbceac9ffb879d92f11e610c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72e54435ed61172c97719e5ce25bb6ebfcb4daadbceac9ffb879d92f11e610c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e54435ed61172c97719e5ce25bb6ebfcb4daadbceac9ffb879d92f11e610c4", kill_on_drop: false }`
[INFO] [stdout] 72e54435ed61172c97719e5ce25bb6ebfcb4daadbceac9ffb879d92f11e610c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01e2c171c8dd4020171251d3a4281a52c64877a20d5067fccfeb8a00659df7c7
[INFO] running `Command { std: "docker" "start" "-a" "01e2c171c8dd4020171251d3a4281a52c64877a20d5067fccfeb8a00659df7c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling tap v1.0.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling custom_error v1.8.0
[INFO] [stderr]    Compiling bitvec v0.20.1
[INFO] [stderr]    Compiling sbtcvm-balter v0.1.0 (/opt/rustwide/workdir/sbtcvm-balter)
[INFO] [stdout] warning: the feature `or_patterns` has been stable since 1.53.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> sbtcvm-balter/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(or_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `destructuring_assignment` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> sbtcvm-balter/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(destructuring_assignment)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:51:30
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn add_assign(&mut self, rhs: Self) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn div(self, rhs: Self) -> Self::Output {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:65:30
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn div_assign(&mut self, rhs: Self) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn mul(self, rhs: Self) -> Self::Output {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn mul_assign(&mut self, rhs: Self) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn rem(self, rhs: Self) -> Self::Output {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:93:30
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn rem_assign(&mut self, rhs: Self) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]    --> sbtcvm-balter/src/ops/arithmetic.rs:107:30
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn sub_assign(&mut self, rhs: Self) {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BalTer` is never constructed
[INFO] [stdout]   --> sbtcvm-balter/src/lib.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct BalTer {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `from_i128` are never used
[INFO] [stdout]   --> sbtcvm-balter/src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl BalTer {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 18 |     fn new(&self) {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 19 |     fn from_i128(number: i128) -> Result<Vec<BalTer>, MachineError> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dec_to_bal` is never used
[INFO] [stdout]   --> sbtcvm-balter/src/lib.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn dec_to_bal(mut dec: i128) -> Result<Vec<BalTer>, MachineError> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trit_adder` is never used
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn trit_adder(c1: char, c2: char, carry: char) -> Result<(char, char), ArithmeticError> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.97s
[INFO] running `Command { std: "docker" "inspect" "01e2c171c8dd4020171251d3a4281a52c64877a20d5067fccfeb8a00659df7c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01e2c171c8dd4020171251d3a4281a52c64877a20d5067fccfeb8a00659df7c7", kill_on_drop: false }`
[INFO] [stdout] 01e2c171c8dd4020171251d3a4281a52c64877a20d5067fccfeb8a00659df7c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 845c65b8b152cef8338cea191b39e18d3ecbe20bdbfcdd8730a7a3644926db74
[INFO] running `Command { std: "docker" "start" "-a" "845c65b8b152cef8338cea191b39e18d3ecbe20bdbfcdd8730a7a3644926db74", kill_on_drop: false }`
[INFO] [stderr]    Compiling sbtcvm-balter v0.1.0 (/opt/rustwide/workdir/sbtcvm-balter)
[INFO] [stdout] warning: the feature `or_patterns` has been stable since 1.53.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> sbtcvm-balter/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(or_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `destructuring_assignment` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> sbtcvm-balter/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(destructuring_assignment)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:51:30
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn add_assign(&mut self, rhs: Self) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn div(self, rhs: Self) -> Self::Output {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:65:30
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn div_assign(&mut self, rhs: Self) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn mul(self, rhs: Self) -> Self::Output {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn mul_assign(&mut self, rhs: Self) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn rem(self, rhs: Self) -> Self::Output {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:93:30
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn rem_assign(&mut self, rhs: Self) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]    --> sbtcvm-balter/src/ops/arithmetic.rs:107:30
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn sub_assign(&mut self, rhs: Self) {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BalTer` is never constructed
[INFO] [stdout]   --> sbtcvm-balter/src/lib.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct BalTer {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `from_i128` are never used
[INFO] [stdout]   --> sbtcvm-balter/src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl BalTer {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 18 |     fn new(&self) {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 19 |     fn from_i128(number: i128) -> Result<Vec<BalTer>, MachineError> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dec_to_bal` is never used
[INFO] [stdout]   --> sbtcvm-balter/src/lib.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn dec_to_bal(mut dec: i128) -> Result<Vec<BalTer>, MachineError> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trit_adder` is never used
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn trit_adder(c1: char, c2: char, carry: char) -> Result<(char, char), ArithmeticError> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `or_patterns` has been stable since 1.53.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> sbtcvm-balter/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(or_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `destructuring_assignment` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> sbtcvm-balter/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(destructuring_assignment)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:51:30
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn add_assign(&mut self, rhs: Self) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn div(self, rhs: Self) -> Self::Output {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:65:30
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn div_assign(&mut self, rhs: Self) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn mul(self, rhs: Self) -> Self::Output {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn mul_assign(&mut self, rhs: Self) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn rem(self, rhs: Self) -> Self::Output {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:93:30
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn rem_assign(&mut self, rhs: Self) {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]    --> sbtcvm-balter/src/ops/arithmetic.rs:107:30
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn sub_assign(&mut self, rhs: Self) {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BalTer` is never constructed
[INFO] [stdout]   --> sbtcvm-balter/src/lib.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct BalTer {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `from_i128` are never used
[INFO] [stdout]   --> sbtcvm-balter/src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl BalTer {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 18 |     fn new(&self) {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 19 |     fn from_i128(number: i128) -> Result<Vec<BalTer>, MachineError> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dec_to_bal` is never used
[INFO] [stdout]   --> sbtcvm-balter/src/lib.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn dec_to_bal(mut dec: i128) -> Result<Vec<BalTer>, MachineError> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trit_adder` is never used
[INFO] [stdout]   --> sbtcvm-balter/src/ops/arithmetic.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn trit_adder(c1: char, c2: char, carry: char) -> Result<(char, char), ArithmeticError> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "845c65b8b152cef8338cea191b39e18d3ecbe20bdbfcdd8730a7a3644926db74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "845c65b8b152cef8338cea191b39e18d3ecbe20bdbfcdd8730a7a3644926db74", kill_on_drop: false }`
[INFO] [stdout] 845c65b8b152cef8338cea191b39e18d3ecbe20bdbfcdd8730a7a3644926db74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0e67bb4bf20142b38408fe096f4ad047fb70696d729cb7d11a573ab03c0ad93b
[INFO] running `Command { std: "docker" "start" "-a" "0e67bb4bf20142b38408fe096f4ad047fb70696d729cb7d11a573ab03c0ad93b", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `or_patterns` has been stable since 1.53.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> sbtcvm-balter/src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(or_patterns)]
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `destructuring_assignment` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> sbtcvm-balter/src/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(destructuring_assignment)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rhs`
[INFO] [stderr]   --> sbtcvm-balter/src/ops/arithmetic.rs:51:30
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn add_assign(&mut self, rhs: Self) {
[INFO] [stderr]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rhs`
[INFO] [stderr]   --> sbtcvm-balter/src/ops/arithmetic.rs:59:18
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn div(self, rhs: Self) -> Self::Output {
[INFO] [stderr]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rhs`
[INFO] [stderr]   --> sbtcvm-balter/src/ops/arithmetic.rs:65:30
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn div_assign(&mut self, rhs: Self) {
[INFO] [stderr]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rhs`
[INFO] [stderr]   --> sbtcvm-balter/src/ops/arithmetic.rs:73:18
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn mul(self, rhs: Self) -> Self::Output {
[INFO] [stderr]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rhs`
[INFO] [stderr]   --> sbtcvm-balter/src/ops/arithmetic.rs:79:30
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn mul_assign(&mut self, rhs: Self) {
[INFO] [stderr]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rhs`
[INFO] [stderr]   --> sbtcvm-balter/src/ops/arithmetic.rs:87:18
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn rem(self, rhs: Self) -> Self::Output {
[INFO] [stderr]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rhs`
[INFO] [stderr]   --> sbtcvm-balter/src/ops/arithmetic.rs:93:30
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn rem_assign(&mut self, rhs: Self) {
[INFO] [stderr]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rhs`
[INFO] [stderr]    --> sbtcvm-balter/src/ops/arithmetic.rs:107:30
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn sub_assign(&mut self, rhs: Self) {
[INFO] [stderr]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BalTer` is never constructed
[INFO] [stderr]   --> sbtcvm-balter/src/lib.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct BalTer {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `from_i128` are never used
[INFO] [stderr]   --> sbtcvm-balter/src/lib.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl BalTer {
[INFO] [stderr]    | ----------- associated items in this implementation
[INFO] [stderr] 18 |     fn new(&self) {}
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 19 |     fn from_i128(number: i128) -> Result<Vec<BalTer>, MachineError> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `dec_to_bal` is never used
[INFO] [stderr]   --> sbtcvm-balter/src/lib.rs:32:4
[INFO] [stderr]    |
[INFO] [stderr] 32 | fn dec_to_bal(mut dec: i128) -> Result<Vec<BalTer>, MachineError> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `trit_adder` is never used
[INFO] [stderr]   --> sbtcvm-balter/src/ops/arithmetic.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn trit_adder(c1: char, c2: char, carry: char) -> Result<(char, char), ArithmeticError> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `sbtcvm-balter` (lib) generated 14 warnings
[INFO] [stderr] warning: `sbtcvm-balter` (lib test) generated 14 warnings (14 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sbtcvm_balter-9ff7c725a1458c1a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sbtcvm_balter
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test sbtcvm-balter/src/ops/arithmetic.rs - ops::arithmetic::trit_adder (line 10) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- sbtcvm-balter/src/ops/arithmetic.rs - ops::arithmetic::trit_adder (line 10) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `sbtcvm_balter::arithmetic`
[INFO] [stdout]  --> sbtcvm-balter/src/ops/arithmetic.rs:12:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use sbtcvm_balter::arithmetic::trit_addition;
[INFO] [stdout]   |                    ^^^^^^^^^^ could not find `arithmetic` in `sbtcvm_balter`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `trit_adder` in this scope
[INFO] [stdout]  --> sbtcvm-balter/src/ops/arithmetic.rs:14:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | assert_eq!(('-', '+'), trit_adder('+','+'))
[INFO] [stdout]   |                        ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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] 
[INFO] [stdout] failures:
[INFO] [stdout]     sbtcvm-balter/src/ops/arithmetic.rs - ops::arithmetic::trit_adder (line 10)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0e67bb4bf20142b38408fe096f4ad047fb70696d729cb7d11a573ab03c0ad93b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e67bb4bf20142b38408fe096f4ad047fb70696d729cb7d11a573ab03c0ad93b", kill_on_drop: false }`
[INFO] [stdout] 0e67bb4bf20142b38408fe096f4ad047fb70696d729cb7d11a573ab03c0ad93b