[INFO] fetching crate lars 0.2.4...
[INFO] testing lars-0.2.4 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] extracting crate lars 0.2.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate lars 0.2.4
[INFO] finished tweaking crates.io crate lars 0.2.4
[INFO] tweaked toml for crates.io crate lars 0.2.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lars 0.2.4 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding num v0.1.43 (available: v0.4.3)
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f41de170c533b27d268b126035cc8fdb71df1cc3dc938a3e1a3542f182c11285
[INFO] running `Command { std: "docker" "start" "-a" "f41de170c533b27d268b126035cc8fdb71df1cc3dc938a3e1a3542f182c11285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f41de170c533b27d268b126035cc8fdb71df1cc3dc938a3e1a3542f182c11285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41de170c533b27d268b126035cc8fdb71df1cc3dc938a3e1a3542f182c11285", kill_on_drop: false }`
[INFO] [stdout] f41de170c533b27d268b126035cc8fdb71df1cc3dc938a3e1a3542f182c11285
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 4d21a670ff74e5c113660f07621774a41240f1e2dede2824387de285ad2f286a
[INFO] running `Command { std: "docker" "start" "-a" "4d21a670ff74e5c113660f07621774a41240f1e2dede2824387de285ad2f286a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.1.45
[INFO] [stderr]    Compiling num-rational v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.44
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num v0.1.43
[INFO] [stderr]    Compiling lars v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vector.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         try!(write!(f, "["));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vector.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         try!(write!(f, "]"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vector.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |             try!(write!(f, "{}", self.content[n]));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vector.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 try!(write!(f, ","))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         try!(write!(f, "["));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |         try!(write!(f, "]"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |             try!(write!(f, "["));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |             try!(write!(f, "],\n"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 try!(write!(f, "{}", self.get(n, m)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:393:20
[INFO] [stdout]     |
[INFO] [stdout] 393 |             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[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/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]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 393 -             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stdout] 393 +             panic!("Matrix index ({}, {}) out of bounds!", r, c)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:402:20
[INFO] [stdout]     |
[INFO] [stdout] 402 |             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[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/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] 402 -             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stdout] 402 +             panic!("Matrix index ({}, {}) out of bounds!", r, c)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.05s
[INFO] running `Command { std: "docker" "inspect" "4d21a670ff74e5c113660f07621774a41240f1e2dede2824387de285ad2f286a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d21a670ff74e5c113660f07621774a41240f1e2dede2824387de285ad2f286a", kill_on_drop: false }`
[INFO] [stdout] 4d21a670ff74e5c113660f07621774a41240f1e2dede2824387de285ad2f286a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 3acb0c7079204b5e406f3de02ce9b13b32cee15ece3b990e7fb9c149f76e2b97
[INFO] running `Command { std: "docker" "start" "-a" "3acb0c7079204b5e406f3de02ce9b13b32cee15ece3b990e7fb9c149f76e2b97", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vector.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         try!(write!(f, "["));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vector.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         try!(write!(f, "]"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vector.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |             try!(write!(f, "{}", self.content[n]));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vector.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 try!(write!(f, ","))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         try!(write!(f, "["));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |         try!(write!(f, "]"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |             try!(write!(f, "["));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |             try!(write!(f, "],\n"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 try!(write!(f, "{}", self.get(n, m)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:393:20
[INFO] [stdout]     |
[INFO] [stdout] 393 |             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[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/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]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 393 -             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stdout] 393 +             panic!("Matrix index ({}, {}) out of bounds!", r, c)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:402:20
[INFO] [stdout]     |
[INFO] [stdout] 402 |             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[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/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] 402 -             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stdout] 402 +             panic!("Matrix index ({}, {}) out of bounds!", r, c)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lars v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vector.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         try!(write!(f, "["));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vector.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         try!(write!(f, "]"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vector.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |             try!(write!(f, "{}", self.content[n]));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vector.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 try!(write!(f, ","))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         try!(write!(f, "["));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |         try!(write!(f, "]"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |             try!(write!(f, "["));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |             try!(write!(f, "],\n"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 try!(write!(f, "{}", self.get(n, m)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:393:20
[INFO] [stdout]     |
[INFO] [stdout] 393 |             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[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/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]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 393 -             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stdout] 393 +             panic!("Matrix index ({}, {}) out of bounds!", r, c)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:402:20
[INFO] [stdout]     |
[INFO] [stdout] 402 |             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[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/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] 402 -             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stdout] 402 +             panic!("Matrix index ({}, {}) out of bounds!", r, c)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "3acb0c7079204b5e406f3de02ce9b13b32cee15ece3b990e7fb9c149f76e2b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3acb0c7079204b5e406f3de02ce9b13b32cee15ece3b990e7fb9c149f76e2b97", kill_on_drop: false }`
[INFO] [stdout] 3acb0c7079204b5e406f3de02ce9b13b32cee15ece3b990e7fb9c149f76e2b97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 888a837e448cb304da4087babcde52439392ccf7c6b289df2a3c6e18f4b1ad42
[INFO] running `Command { std: "docker" "start" "-a" "888a837e448cb304da4087babcde52439392ccf7c6b289df2a3c6e18f4b1ad42", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/vector.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |         try!(write!(f, "["));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/vector.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         try!(write!(f, "]"));
[INFO] [stderr]    |         ^^^
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] running 0 tests
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout] 
[INFO] [stderr]   --> src/vector.rs:85:13
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 85 |             try!(write!(f, "{}", self.content[n]));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/vector.rs:87:17
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 try!(write!(f, ","))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/matrix.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 |         try!(write!(f, "["));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/matrix.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |         try!(write!(f, "]"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/matrix.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |             try!(write!(f, "["));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/matrix.rs:119:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |             try!(write!(f, "],\n"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/matrix.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |                 try!(write!(f, "{}", self.get(n, m)));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/matrix.rs:393:20
[INFO] [stderr]     |
[INFO] [stderr] 393 |             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[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/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]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 393 -             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stderr] 393 +             panic!("Matrix index ({}, {}) out of bounds!", r, c)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/matrix.rs:402:20
[INFO] [stderr]     |
[INFO] [stderr] 402 |             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[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/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] 402 -             panic!(format!("Matrix index ({}, {}) out of bounds!", r, c))
[INFO] [stderr] 402 +             panic!("Matrix index ({}, {}) out of bounds!", r, c)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `lars` (lib) generated 11 warnings (run `cargo fix --lib -p lars` to apply 2 suggestions)
[INFO] [stderr] warning: `lars` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/lars/8a6e97416587d317/deps/lars-8a6e97416587d317)
[INFO] [stderr]    Doc-tests lars
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/matrix.rs - matrix (line 6) ... FAILED
[INFO] [stdout] test src/vector.rs - vector (line 7) ... FAILED
[INFO] [stdout] test src/matrix.rs - matrix (line 33) ... FAILED
[INFO] [stdout] test src/vector.rs - vector (line 25) ... FAILED
[INFO] [stdout] test src/matrix.rs - matrix (line 77) ... ok
[INFO] [stdout] test src/vector.rs - vector (line 49) ... ok
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/matrix.rs - matrix (line 6) stdout ----
[INFO] [stdout] error[E0283]: type annotations needed for `Matrix<_>`
[INFO] [stdout]    --> src/matrix.rs:20:9
[INFO] [stdout]     |
[INFO] [stdout]  20 |     let m3 = matrix::identity(5);
[INFO] [stdout]     |         ^^   ------------------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: Number`
[INFO] [stdout]     = help: the following types implement trait `Number`:
[INFO] [stdout]               f32
[INFO] [stdout]               f64
[INFO] [stdout]               i16
[INFO] [stdout]               i32
[INFO] [stdout]               i64
[INFO] [stdout]               i8
[INFO] [stdout]               u16
[INFO] [stdout]               u32
[INFO] [stdout]             and 3 others
[INFO] [stdout] note: required by a bound in `lars::matrix::identity`
[INFO] [stdout]    --> src/matrix.rs:480:20
[INFO] [stdout]     |
[INFO] [stdout] 480 | pub fn identity<T: Number>(size: usize) -> Matrix<T> {
[INFO] [stdout]     |                    ^^^^^^ required by this bound in `identity`
[INFO] [stdout] help: consider giving `m3` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]     |
[INFO] [stdout]  20 |     let m3: Matrix<T> = matrix::identity(5);
[INFO] [stdout]     |           +++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/vector.rs - vector (line 7) stdout ----
[INFO] [stdout] error[E0283]: type annotations needed for `lars::vector::Vector<_>`
[INFO] [stdout]    --> src/vector.rs:21:9
[INFO] [stdout]     |
[INFO] [stdout]  21 |     let v3 = vector::random(12);
[INFO] [stdout]     |         ^^   ------------------ type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: Number`
[INFO] [stdout]     = help: the following types implement trait `Number`:
[INFO] [stdout]               f32
[INFO] [stdout]               f64
[INFO] [stdout]               i16
[INFO] [stdout]               i32
[INFO] [stdout]               i64
[INFO] [stdout]               i8
[INFO] [stdout]               u16
[INFO] [stdout]               u32
[INFO] [stdout]             and 3 others
[INFO] [stdout] note: required by a bound in `lars::vector::random`
[INFO] [stdout]    --> src/vector.rs:369:18
[INFO] [stdout]     |
[INFO] [stdout] 369 | pub fn random<T: Number + rand::Rand>(length: usize) -> Vector<T> {
[INFO] [stdout]     |                  ^^^^^^ required by this bound in `random`
[INFO] [stdout] help: consider giving `v3` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]     |
[INFO] [stdout]  21 |     let v3: lars::vector::Vector<T> = vector::random(12);
[INFO] [stdout]     |           +++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/matrix.rs - matrix (line 33) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `new` in module `matrix`
[INFO] [stdout]   --> src/matrix.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut foo = matrix::new(5, 5, 2.0);
[INFO] [stdout]    |                           ^^^ not found in `matrix`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `new` in module `matrix`
[INFO] [stdout]   --> src/matrix.rs:41:27
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut bar = matrix::new(5, 5, 1.5);
[INFO] [stdout]    |                           ^^^ not found in `matrix`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `new` in module `matrix`
[INFO] [stdout]   --> src/matrix.rs:70:30
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let mut foobar = matrix::new(4, 4, 0.0);
[INFO] [stdout]    |                              ^^^ not found in `matrix`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/vector.rs - vector (line 25) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `new` in module `vector`
[INFO] [stdout]   --> src/vector.rs:32:27
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let mut foo = vector::new(5, 2.0);
[INFO] [stdout]    |                           ^^^ not found in `vector`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `new` in module `vector`
[INFO] [stdout]   --> src/vector.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut bar = vector::new(5, 1.5);
[INFO] [stdout]    |                           ^^^ not found in `vector`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/matrix.rs - matrix (line 33)
[INFO] [stdout]     src/matrix.rs - matrix (line 6)
[INFO] [stdout]     src/vector.rs - vector (line 25)
[INFO] [stdout]     src/vector.rs - vector (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "888a837e448cb304da4087babcde52439392ccf7c6b289df2a3c6e18f4b1ad42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "888a837e448cb304da4087babcde52439392ccf7c6b289df2a3c6e18f4b1ad42", kill_on_drop: false }`
[INFO] [stdout] 888a837e448cb304da4087babcde52439392ccf7c6b289df2a3c6e18f4b1ad42
