[INFO] fetching crate numrs 0.2.0...
[INFO] testing numrs-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate numrs 0.2.0 into /workspace/builds/worker-85/source
[INFO] validating manifest of crates.io crate numrs 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate numrs 0.2.0
[INFO] finished tweaking crates.io crate numrs 0.2.0
[INFO] tweaked toml for crates.io crate numrs 0.2.0 written to /workspace/builds/worker-85/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83adeff2d9daac5d59d10f18a3b811c06dd59758a9c18993c3d0dc6d1bc04aad
[INFO] running `Command { std: "docker" "start" "-a" "83adeff2d9daac5d59d10f18a3b811c06dd59758a9c18993c3d0dc6d1bc04aad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83adeff2d9daac5d59d10f18a3b811c06dd59758a9c18993c3d0dc6d1bc04aad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83adeff2d9daac5d59d10f18a3b811c06dd59758a9c18993c3d0dc6d1bc04aad", kill_on_drop: false }`
[INFO] [stdout] 83adeff2d9daac5d59d10f18a3b811c06dd59758a9c18993c3d0dc6d1bc04aad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6a5ad2d9cc3486336c307e9f88c577033e12f2a1965374fa937b6aef826cd36
[INFO] running `Command { std: "docker" "start" "-a" "c6a5ad2d9cc3486336c307e9f88c577033e12f2a1965374fa937b6aef826cd36", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling numrs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:170:14
[INFO] [stdout]     |
[INFO] [stdout] 170 |       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 170 -       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stdout] 170 +       panic!("Matrix index ({}, {}) out of bounds.", i, j)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:182:14
[INFO] [stdout]     |
[INFO] [stdout] 182 |       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 182 -       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stdout] 182 +       panic!("Matrix index ({}, {}) out of bounds.", i, j)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.91s
[INFO] running `Command { std: "docker" "inspect" "c6a5ad2d9cc3486336c307e9f88c577033e12f2a1965374fa937b6aef826cd36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6a5ad2d9cc3486336c307e9f88c577033e12f2a1965374fa937b6aef826cd36", kill_on_drop: false }`
[INFO] [stdout] c6a5ad2d9cc3486336c307e9f88c577033e12f2a1965374fa937b6aef826cd36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 413464d2a0f3617bdeaede78bb60482c20c3b5340b20273b048b7f466b947f3f
[INFO] running `Command { std: "docker" "start" "-a" "413464d2a0f3617bdeaede78bb60482c20c3b5340b20273b048b7f466b947f3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling numrs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:170:14
[INFO] [stdout]     |
[INFO] [stdout] 170 |       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 170 -       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stdout] 170 +       panic!("Matrix index ({}, {}) out of bounds.", i, j)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:182:14
[INFO] [stdout]     |
[INFO] [stdout] 182 |       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 182 -       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stdout] 182 +       panic!("Matrix index ({}, {}) out of bounds.", i, j)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:170:14
[INFO] [stdout]     |
[INFO] [stdout] 170 |       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 170 -       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stdout] 170 +       panic!("Matrix index ({}, {}) out of bounds.", i, j)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:182:14
[INFO] [stdout]     |
[INFO] [stdout] 182 |       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 182 -       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stdout] 182 +       panic!("Matrix index ({}, {}) out of bounds.", i, j)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "413464d2a0f3617bdeaede78bb60482c20c3b5340b20273b048b7f466b947f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "413464d2a0f3617bdeaede78bb60482c20c3b5340b20273b048b7f466b947f3f", kill_on_drop: false }`
[INFO] [stdout] 413464d2a0f3617bdeaede78bb60482c20c3b5340b20273b048b7f466b947f3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df67d8d7f1e7a8fbe6ae158b2067869091be9fd58cc2e5399b558bbc2a92b50f
[INFO] running `Command { std: "docker" "start" "-a" "df67d8d7f1e7a8fbe6ae158b2067869091be9fd58cc2e5399b558bbc2a92b50f", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/matrix.rs:170:14
[INFO] [stderr]     |
[INFO] [stderr] 170 |       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 170 -       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stderr] 170 +       panic!("Matrix index ({}, {}) out of bounds.", i, j)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/matrix.rs:182:14
[INFO] [stderr]     |
[INFO] [stderr] 182 |       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 182 -       panic!(format!("Matrix index ({}, {}) out of bounds.", i, j))
[INFO] [stderr] 182 +       panic!("Matrix index ({}, {}) out of bounds.", i, j)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `numrs` (lib) generated 2 warnings
[INFO] [stderr] warning: `numrs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/numrs-242fd3142905e80a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/matrix.rs (/opt/rustwide/target/debug/deps/matrix-31de721ea90ddfe5)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test_basic_matrix ... ok
[INFO] [stdout] test test_identity_matrix ... ok
[INFO] [stdout] test test_matrix_add ... ok
[INFO] [stdout] test test_matrix_clone ... ok
[INFO] [stdout] test test_matrix_eq ... ok
[INFO] [stdout] test test_matrix_index ... ok
[INFO] [stdout] test test_matrix_multiply ... ok
[INFO] [stdout] test test_matrix_reshape ... ok
[INFO] [stdout] test test_matrix_trace ... ok
[INFO] [stdout] test test_scalar_multiply ... ok
[INFO] [stdout] test test_matrix_transpose ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/vector.rs (/opt/rustwide/target/debug/deps/vector-84140689aabed477)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_basic_vector ... ok
[INFO] [stdout] test test_scalar_multiply ... ok
[INFO] [stdout] test test_vector_add ... ok
[INFO] [stdout] test test_vector_clone ... ok
[INFO] [stdout] test test_vector_eq ... ok
[INFO] [stdout] test test_vector_multiply ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests numrs
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - vector (line 14) ... ok
[INFO] [stdout] test src/lib.rs - matrix (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df67d8d7f1e7a8fbe6ae158b2067869091be9fd58cc2e5399b558bbc2a92b50f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df67d8d7f1e7a8fbe6ae158b2067869091be9fd58cc2e5399b558bbc2a92b50f", kill_on_drop: false }`
[INFO] [stdout] df67d8d7f1e7a8fbe6ae158b2067869091be9fd58cc2e5399b558bbc2a92b50f