[INFO] cloning repository https://github.com/saterus/rust-sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saterus/rust-sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaterus%2Frust-sudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaterus%2Frust-sudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e74b44191476c14715fa3c3d24342f76a3067f4
[INFO] checking saterus/rust-sudoku against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaterus%2Frust-sudoku" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saterus/rust-sudoku on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/saterus/rust-sudoku
[INFO] finished tweaking git repo https://github.com/saterus/rust-sudoku
[INFO] tweaked toml for git repo https://github.com/saterus/rust-sudoku written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/saterus/rust-sudoku 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `src/main.rs` was erroneously implicitly accepted for binary `sudoku_runner`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex_macros v0.1.12
[INFO] [stderr]   Downloaded regex v0.1.21
[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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ad2aa5eb1763039e4c3103f65c6ce222026a3ddc2b041f773a6a978aaffc057
[INFO] running `Command { std: "docker" "start" "-a" "8ad2aa5eb1763039e4c3103f65c6ce222026a3ddc2b041f773a6a978aaffc057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ad2aa5eb1763039e4c3103f65c6ce222026a3ddc2b041f773a6a978aaffc057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ad2aa5eb1763039e4c3103f65c6ce222026a3ddc2b041f773a6a978aaffc057", kill_on_drop: false }`
[INFO] [stdout] 8ad2aa5eb1763039e4c3103f65c6ce222026a3ddc2b041f773a6a978aaffc057
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72b0319eba58f7f4d611311df0e90ecd66a625eb63ed2716d230b480720a3f69
[INFO] running `Command { std: "docker" "start" "-a" "72b0319eba58f7f4d611311df0e90ecd66a625eb63ed2716d230b480720a3f69", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `src/main.rs` was erroneously implicitly accepted for binary `sudoku_runner`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling regex v0.1.21
[INFO] [stdout] error[E0425]: cannot find function `from_str_radix` in module `num`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.1.21/src/parse.rs:681:20
[INFO] [stdout]     |
[INFO] [stdout] 681 |         match num::from_str_radix::<u32>(&s, 8) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str_radix` in module `num`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.1.21/src/parse.rs:681:20
[INFO] [stdout]     |
[INFO] [stdout] 681 |         match num::from_str_radix::<u32>(&s, 8) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str_radix` in module `num`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.1.21/src/parse.rs:722:20
[INFO] [stdout]     |
[INFO] [stdout] 722 |         match num::from_str_radix::<u32>(s, 16) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str_radix` in module `num`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.1.21/src/parse.rs:722:20
[INFO] [stdout]     |
[INFO] [stdout] 722 |         match num::from_str_radix::<u32>(s, 16) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MatchKind: Clone` is not satisfied
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.1.21/src/vm.rs:64:15
[INFO] [stdout]    |
[INFO] [stdout] 64 | impl Copy for MatchKind {}
[INFO] [stdout]    |               ^^^^^^^^^ the trait `Clone` is not implemented for `MatchKind`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `Copy`
[INFO] [stdout]   --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/marker.rs:403:1
[INFO] [stdout] help: consider annotating `MatchKind` with `#[derive(Clone)]`
[INFO] [stdout]    |
[INFO] [stdout] 54 + #[derive(Clone)]
[INFO] [stdout] 55 | pub enum MatchKind {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MatchKind: Clone` is not satisfied
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.1.21/src/vm.rs:64:15
[INFO] [stdout]    |
[INFO] [stdout] 64 | impl Copy for MatchKind {}
[INFO] [stdout]    |               ^^^^^^^^^ the trait `Clone` is not implemented for `MatchKind`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `Copy`
[INFO] [stdout]   --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/marker.rs:403:1
[INFO] [stdout] help: consider annotating `MatchKind` with `#[derive(Clone)]`
[INFO] [stdout]    |
[INFO] [stdout] 54 + #[derive(Clone)]
[INFO] [stdout] 55 | pub enum MatchKind {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `StepState: Clone` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.1.21/src/vm.rs:113:15
[INFO] [stdout]     |
[INFO] [stdout] 113 | impl Copy for StepState {}
[INFO] [stdout]     |               ^^^^^^^^^ the trait `Clone` is not implemented for `StepState`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Copy`
[INFO] [stdout]    --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/marker.rs:403:1
[INFO] [stdout] help: consider annotating `StepState` with `#[derive(Clone)]`
[INFO] [stdout]     |
[INFO] [stdout] 100 + #[derive(Clone)]
[INFO] [stdout] 101 | pub enum StepState {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `StepState: Clone` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.1.21/src/vm.rs:113:15
[INFO] [stdout]     |
[INFO] [stdout] 113 | impl Copy for StepState {}
[INFO] [stdout]     |               ^^^^^^^^^ the trait `Clone` is not implemented for `StepState`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Copy`
[INFO] [stdout]    --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/marker.rs:403:1
[INFO] [stdout] help: consider annotating `StepState` with `#[derive(Clone)]`
[INFO] [stdout]     |
[INFO] [stdout] 100 + #[derive(Clone)]
[INFO] [stdout] 101 | pub enum StepState {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` (lib) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "72b0319eba58f7f4d611311df0e90ecd66a625eb63ed2716d230b480720a3f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b0319eba58f7f4d611311df0e90ecd66a625eb63ed2716d230b480720a3f69", kill_on_drop: false }`
[INFO] [stdout] 72b0319eba58f7f4d611311df0e90ecd66a625eb63ed2716d230b480720a3f69
[INFO] checking saterus/rust-sudoku against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaterus%2Frust-sudoku" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saterus/rust-sudoku on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/saterus/rust-sudoku
[INFO] finished tweaking git repo https://github.com/saterus/rust-sudoku
[INFO] tweaked toml for git repo https://github.com/saterus/rust-sudoku written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/saterus/rust-sudoku 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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `src/main.rs` was erroneously implicitly accepted for binary `sudoku_runner`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c611a582624b8753184040f565d93b529b3829d27956467c886567679156efa6
[INFO] running `Command { std: "docker" "start" "-a" "c611a582624b8753184040f565d93b529b3829d27956467c886567679156efa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c611a582624b8753184040f565d93b529b3829d27956467c886567679156efa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c611a582624b8753184040f565d93b529b3829d27956467c886567679156efa6", kill_on_drop: false }`
[INFO] [stdout] c611a582624b8753184040f565d93b529b3829d27956467c886567679156efa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55cf9ec235c0b91d5d2558dbbf6e83cfb6104f39ddc5fae99b64dddbb2d9b136
[INFO] running `Command { std: "docker" "start" "-a" "55cf9ec235c0b91d5d2558dbbf6e83cfb6104f39ddc5fae99b64dddbb2d9b136", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "55cf9ec235c0b91d5d2558dbbf6e83cfb6104f39ddc5fae99b64dddbb2d9b136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55cf9ec235c0b91d5d2558dbbf6e83cfb6104f39ddc5fae99b64dddbb2d9b136", kill_on_drop: false }`
[INFO] [stdout] 55cf9ec235c0b91d5d2558dbbf6e83cfb6104f39ddc5fae99b64dddbb2d9b136