[INFO] fetching crate libnum 0.1.2...
[INFO] testing libnum-0.1.2 against 1.94.0 for beta-1.95-1
[INFO] extracting crate libnum 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate libnum 0.1.2
[INFO] finished tweaking crates.io crate libnum 0.1.2
[INFO] tweaked toml for crates.io crate libnum 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libnum 0.1.2 on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libnum 0.1.2 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.2.9
[INFO] [stderr]   Downloaded num v0.4.0
[INFO] [stderr]   Downloaded quote v1.0.28
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded syn v2.0.18
[INFO] [stderr]   Downloaded libc v0.2.144
[INFO] [stderr]   Downloaded num-bigfloat v1.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 708ed2934d85b080ef6f2cdaaf13b033332e892d5bb77188cd58b17d8fb59242
[INFO] running `Command { std: "docker" "start" "-a" "708ed2934d85b080ef6f2cdaaf13b033332e892d5bb77188cd58b17d8fb59242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "708ed2934d85b080ef6f2cdaaf13b033332e892d5bb77188cd58b17d8fb59242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "708ed2934d85b080ef6f2cdaaf13b033332e892d5bb77188cd58b17d8fb59242", kill_on_drop: false }`
[INFO] [stdout] 708ed2934d85b080ef6f2cdaaf13b033332e892d5bb77188cd58b17d8fb59242
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7957fc419bdfa81395db1c646997c9aa1996679f72212f510a6b2133b27abb9
[INFO] running `Command { std: "docker" "start" "-a" "f7957fc419bdfa81395db1c646997c9aa1996679f72212f510a6b2133b27abb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]    Compiling num-bigfloat v1.6.2
[INFO] [stderr]    Compiling libnum v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.01s
[INFO] running `Command { std: "docker" "inspect" "f7957fc419bdfa81395db1c646997c9aa1996679f72212f510a6b2133b27abb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7957fc419bdfa81395db1c646997c9aa1996679f72212f510a6b2133b27abb9", kill_on_drop: false }`
[INFO] [stdout] f7957fc419bdfa81395db1c646997c9aa1996679f72212f510a6b2133b27abb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d96c7f08e4671353ed8eedc8a1b059177c0bb93de7d1c6839f58dbf4dbc7d6a7
[INFO] running `Command { std: "docker" "start" "-a" "d96c7f08e4671353ed8eedc8a1b059177c0bb93de7d1c6839f58dbf4dbc7d6a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libnum v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "d96c7f08e4671353ed8eedc8a1b059177c0bb93de7d1c6839f58dbf4dbc7d6a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96c7f08e4671353ed8eedc8a1b059177c0bb93de7d1c6839f58dbf4dbc7d6a7", kill_on_drop: false }`
[INFO] [stdout] d96c7f08e4671353ed8eedc8a1b059177c0bb93de7d1c6839f58dbf4dbc7d6a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 49a3b8504032586b9c48d50f6ed9b5a8bcffc145b737440ce0f0fc42526fd387
[INFO] running `Command { std: "docker" "start" "-a" "49a3b8504032586b9c48d50f6ed9b5a8bcffc145b737440ce0f0fc42526fd387", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libnum-a498cc3381b8b014)
[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 unittests src/main.rs (/opt/rustwide/target/debug/deps/libnum-ce83e450080df802)
[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]    Doc-tests libnum
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test src/lib.rs - num::Numeric::exp (line 75) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::acos (line 117) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::left_shift (line 143) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::or_operation (line 164) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::cos (line 99) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::mul (line 48) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::log2 (line 81) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::log (line 129) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::mod_operation (line 136) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::asin (line 111) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::log10 (line 87) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::add (line 34) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::atan (line 123) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::sqrt (line 69) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::and_operation (line 157) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::xor_operation (line 171) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::div (line 55) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::sub (line 41) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::pow (line 62) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::right_shift (line 150) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::sin (line 93) ... FAILED
[INFO] [stdout] test src/lib.rs - num::Numeric::tan (line 105) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - num::Numeric::exp (line 75) stdout ----
[INFO] [stdout] error[E0599]: no method named `exp` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |    println!("{}", c.exp().unwrap());
[INFO] [stdout]    |                     ^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::acos (line 117) stdout ----
[INFO] [stdout] error[E0599]: no method named `acos` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |    println!("{}", c.acos().unwrap());
[INFO] [stdout]     |                     ^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::left_shift (line 143) stdout ----
[INFO] [stdout] error[E0599]: no method named `left_shift` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 |    println!("{}", c.left_shift(d).unwrap());
[INFO] [stdout]     |                     ^^^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::or_operation (line 164) stdout ----
[INFO] [stdout] error[E0599]: no method named `or_operation` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |    println!("{}", c.or_operation(d.clone()).unwrap());
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `repeat` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 167 -    println!("{}", c.or_operation(d.clone()).unwrap());
[INFO] [stdout] 167 +    println!("{}", c.repeat(d.clone()).unwrap());
[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 E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::cos (line 99) stdout ----
[INFO] [stdout] error[E0599]: no method named `cos` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 |    println!("{}", c.cos().unwrap());
[INFO] [stdout]     |                     ^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::mul (line 48) stdout ----
[INFO] [stdout] error[E0599]: no method named `mul` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |    println!("{}", c.mul(d.clone()).unwrap());
[INFO] [stdout]    |                     ^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::log2 (line 81) stdout ----
[INFO] [stdout] error[E0599]: no method named `log2` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 |    println!("{}", c.log2().unwrap());
[INFO] [stdout]    |                     ^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::log (line 129) stdout ----
[INFO] [stdout] error[E0599]: no method named `log` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:132:21
[INFO] [stdout]     |
[INFO] [stdout] 132 |    println!("{}", c.log(d.clone()).unwrap());
[INFO] [stdout]     |                     ^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::mod_operation (line 136) stdout ----
[INFO] [stdout] error[E0599]: no method named `mod_operation` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:139:21
[INFO] [stdout]     |
[INFO] [stdout] 139 |    println!("{}", c.mod_operation(d.clone()).unwrap());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::asin (line 111) stdout ----
[INFO] [stdout] error[E0599]: no method named `asin` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 |    println!("{}", c.asin().unwrap());
[INFO] [stdout]     |                     ^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::log10 (line 87) stdout ----
[INFO] [stdout] error[E0599]: no method named `log10` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:89:21
[INFO] [stdout]    |
[INFO] [stdout] 89 |    println!("{}", c.log10().unwrap());
[INFO] [stdout]    |                     ^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::add (line 34) stdout ----
[INFO] [stdout] error[E0599]: no method named `add` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 |    println!("{}", c.add(d.clone()).unwrap());
[INFO] [stdout]    |                     ^^^ method not found in `String`
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/arith.rs:92:7
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `String` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `Add` which provides `add` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout] 34 + use std::ops::Add;
[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 E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::atan (line 123) stdout ----
[INFO] [stdout] error[E0599]: no method named `atan` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:125:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |    println!("{}", c.atan().unwrap());
[INFO] [stdout]     |                     ^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::sqrt (line 69) stdout ----
[INFO] [stdout] error[E0599]: no method named `sqrt` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:71:21
[INFO] [stdout]    |
[INFO] [stdout] 71 |    println!("{}", c.sqrt().unwrap());
[INFO] [stdout]    |                     ^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::and_operation (line 157) stdout ----
[INFO] [stdout] error[E0599]: no method named `and_operation` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:160:21
[INFO] [stdout]     |
[INFO] [stdout] 160 |    println!("{}", c.and_operation(d.clone()).unwrap());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::xor_operation (line 171) stdout ----
[INFO] [stdout] error[E0599]: no method named `xor_operation` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:174:21
[INFO] [stdout]     |
[INFO] [stdout] 174 |    println!("{}", c.xor_operation(d.clone()).unwrap());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::div (line 55) stdout ----
[INFO] [stdout] error[E0599]: no method named `div` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |    println!("{}", c.div(d.clone()).unwrap());
[INFO] [stdout]    |                     ^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::sub (line 41) stdout ----
[INFO] [stdout] error[E0599]: no method named `sub` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |    println!("{}", c.sub(d.clone()).unwrap());
[INFO] [stdout]    |                     ^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::pow (line 62) stdout ----
[INFO] [stdout] error[E0599]: no method named `pow` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |    println!("{}", c.pow(d.clone()).unwrap());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `pop` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/string.rs:1497:4
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::right_shift (line 150) stdout ----
[INFO] [stdout] error[E0599]: no method named `right_shift` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |    println!("{}", c.right_shift(d).unwrap());
[INFO] [stdout]     |                     ^^^^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::sin (line 93) stdout ----
[INFO] [stdout] error[E0599]: no method named `sin` found for struct `String` in the current scope
[INFO] [stdout]   --> src/lib.rs:95:21
[INFO] [stdout]    |
[INFO] [stdout] 95 |    println!("{}", c.sin().unwrap());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `min` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/cmp.rs:1064:4
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - num::Numeric::tan (line 105) stdout ----
[INFO] [stdout] error[E0599]: no method named `tan` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lib.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |    println!("{}", c.tan().unwrap());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `retain` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/string.rs:1644:4
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - num::Numeric::acos (line 117)
[INFO] [stdout]     src/lib.rs - num::Numeric::add (line 34)
[INFO] [stdout]     src/lib.rs - num::Numeric::and_operation (line 157)
[INFO] [stdout]     src/lib.rs - num::Numeric::asin (line 111)
[INFO] [stdout]     src/lib.rs - num::Numeric::atan (line 123)
[INFO] [stdout]     src/lib.rs - num::Numeric::cos (line 99)
[INFO] [stdout]     src/lib.rs - num::Numeric::div (line 55)
[INFO] [stdout]     src/lib.rs - num::Numeric::exp (line 75)
[INFO] [stdout]     src/lib.rs - num::Numeric::left_shift (line 143)
[INFO] [stdout]     src/lib.rs - num::Numeric::log (line 129)
[INFO] [stdout]     src/lib.rs - num::Numeric::log10 (line 87)
[INFO] [stdout]     src/lib.rs - num::Numeric::log2 (line 81)
[INFO] [stdout]     src/lib.rs - num::Numeric::mod_operation (line 136)
[INFO] [stdout]     src/lib.rs - num::Numeric::mul (line 48)
[INFO] [stdout]     src/lib.rs - num::Numeric::or_operation (line 164)
[INFO] [stdout]     src/lib.rs - num::Numeric::pow (line 62)
[INFO] [stdout]     src/lib.rs - num::Numeric::right_shift (line 150)
[INFO] [stdout]     src/lib.rs - num::Numeric::sin (line 93)
[INFO] [stdout]     src/lib.rs - num::Numeric::sqrt (line 69)
[INFO] [stdout]     src/lib.rs - num::Numeric::sub (line 41)
[INFO] [stdout]     src/lib.rs - num::Numeric::tan (line 105)
[INFO] [stdout]     src/lib.rs - num::Numeric::xor_operation (line 171)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 22 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "49a3b8504032586b9c48d50f6ed9b5a8bcffc145b737440ce0f0fc42526fd387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a3b8504032586b9c48d50f6ed9b5a8bcffc145b737440ce0f0fc42526fd387", kill_on_drop: false }`
[INFO] [stdout] 49a3b8504032586b9c48d50f6ed9b5a8bcffc145b737440ce0f0fc42526fd387
