[INFO] fetching crate matrix-calc 0.1.0...
[INFO] checking matrix-calc-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate matrix-calc 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate matrix-calc 0.1.0
[INFO] finished tweaking crates.io crate matrix-calc 0.1.0
[INFO] tweaked toml for crates.io crate matrix-calc 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate matrix-calc 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89f5f9a68c958ef48c59abde5efce3a62cb86636d87d94fe1a7f22785f59f03a
[INFO] running `Command { std: "docker" "start" "-a" "89f5f9a68c958ef48c59abde5efce3a62cb86636d87d94fe1a7f22785f59f03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89f5f9a68c958ef48c59abde5efce3a62cb86636d87d94fe1a7f22785f59f03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f5f9a68c958ef48c59abde5efce3a62cb86636d87d94fe1a7f22785f59f03a", kill_on_drop: false }`
[INFO] [stdout] 89f5f9a68c958ef48c59abde5efce3a62cb86636d87d94fe1a7f22785f59f03a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f12e47ea2f2dfef7e09fd2b75c9881026d6c3553cec3b1a38bb920eff281ca2
[INFO] running `Command { std: "docker" "start" "-a" "1f12e47ea2f2dfef7e09fd2b75c9881026d6c3553cec3b1a38bb920eff281ca2", kill_on_drop: false }`
[INFO] [stderr]     Checking matrix-calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `matrix`
[INFO] [stdout]  --> tests/substraction.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use matrix::matrix::Matrix;
[INFO] [stdout]   |     ^^^^^^ use of unresolved module or unlinked crate `matrix`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `matrix`, use `cargo add matrix` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `matrix`
[INFO] [stdout]  --> tests/add.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use matrix::{create_matrix, create_matrix_row};
[INFO] [stdout]   |     ^^^^^^ help: a similar path exists: `matrix_calc::matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `matrix`
[INFO] [stdout]  --> tests/multiplication.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use matrix::matrix::Matrix;
[INFO] [stdout]   |     ^^^^^^ use of unresolved module or unlinked crate `matrix`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `matrix`, use `cargo add matrix` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `matrix`
[INFO] [stdout]  --> tests/division.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use matrix::matrix::Matrix;
[INFO] [stdout]   |     ^^^^^^ use of unresolved module or unlinked crate `matrix`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `matrix`, use `cargo add matrix` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matrix-calc` (test "add") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matrix-calc` (test "multiplication") due to 1 previous error
[INFO] [stderr] error: could not compile `matrix-calc` (test "substraction") due to 1 previous error
[INFO] [stderr] error: could not compile `matrix-calc` (test "division") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "1f12e47ea2f2dfef7e09fd2b75c9881026d6c3553cec3b1a38bb920eff281ca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f12e47ea2f2dfef7e09fd2b75c9881026d6c3553cec3b1a38bb920eff281ca2", kill_on_drop: false }`
[INFO] [stdout] 1f12e47ea2f2dfef7e09fd2b75c9881026d6c3553cec3b1a38bb920eff281ca2