[INFO] fetching crate rsa-rust 0.1.1...
[INFO] building rsa-rust-0.1.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rsa-rust 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rsa-rust 0.1.1
[INFO] finished tweaking crates.io crate rsa-rust 0.1.1
[INFO] tweaked toml for crates.io crate rsa-rust 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsa-rust 0.1.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.10.1 (available: v0.22.1)
[INFO] [stderr]       Adding num v0.2.1 (available: v0.4.3)
[INFO] [stderr]       Adding num-bigint v0.1.45 (available: v0.4.6)
[INFO] [stderr]       Adding rand v0.4.6 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6aa462d340bc890635bc564536d2aaea1379de07a3adcf009e6fb5ddeb154fd
[INFO] running `Command { std: "docker" "start" "-a" "b6aa462d340bc890635bc564536d2aaea1379de07a3adcf009e6fb5ddeb154fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6aa462d340bc890635bc564536d2aaea1379de07a3adcf009e6fb5ddeb154fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6aa462d340bc890635bc564536d2aaea1379de07a3adcf009e6fb5ddeb154fd", kill_on_drop: false }`
[INFO] [stdout] b6aa462d340bc890635bc564536d2aaea1379de07a3adcf009e6fb5ddeb154fd
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0dd6977be72920b88d79c02128a32e353319f53f2060ac9a5d144f83daa0b74b
[INFO] running `Command { std: "docker" "start" "-a" "0dd6977be72920b88d79c02128a32e353319f53f2060ac9a5d144f83daa0b74b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.1.45
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling rsa-rust v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/helpers/math.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/helpers/math.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/types.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/helpers/math.rs:55:42
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let discarts: Vec<bool> = DISCARTERS.into_iter().map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout]    |                                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 55 -     let discarts: Vec<bool> = DISCARTERS.into_iter().map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout] 55 +     let discarts: Vec<bool> = DISCARTERS.iter().map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 55 -     let discarts: Vec<bool> = DISCARTERS.into_iter().map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout] 55 +     let discarts: Vec<bool> = IntoIterator::into_iter(DISCARTERS).map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `Command { std: "docker" "inspect" "0dd6977be72920b88d79c02128a32e353319f53f2060ac9a5d144f83daa0b74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dd6977be72920b88d79c02128a32e353319f53f2060ac9a5d144f83daa0b74b", kill_on_drop: false }`
[INFO] [stdout] 0dd6977be72920b88d79c02128a32e353319f53f2060ac9a5d144f83daa0b74b
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6da7e955f6922c1cb47e73fd42baf02ab1815396255999a36892e8c51b90b0e8
[INFO] running `Command { std: "docker" "start" "-a" "6da7e955f6922c1cb47e73fd42baf02ab1815396255999a36892e8c51b90b0e8", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/helpers/math.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/helpers/math.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/types.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/helpers/math.rs:55:42
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let discarts: Vec<bool> = DISCARTERS.into_iter().map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout]    |                                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 55 -     let discarts: Vec<bool> = DISCARTERS.into_iter().map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout] 55 +     let discarts: Vec<bool> = DISCARTERS.iter().map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 55 -     let discarts: Vec<bool> = DISCARTERS.into_iter().map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout] 55 +     let discarts: Vec<bool> = IntoIterator::into_iter(DISCARTERS).map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rsa-rust v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/helpers/math.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/types.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/helpers/math.rs:55:42
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let discarts: Vec<bool> = DISCARTERS.into_iter().map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout]    |                                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 55 -     let discarts: Vec<bool> = DISCARTERS.into_iter().map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout] 55 +     let discarts: Vec<bool> = DISCARTERS.iter().map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 55 -     let discarts: Vec<bool> = DISCARTERS.into_iter().map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout] 55 +     let discarts: Vec<bool> = IntoIterator::into_iter(DISCARTERS).map(|x| (proposal % x.to_biguint().unwrap()).is_zero()).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "6da7e955f6922c1cb47e73fd42baf02ab1815396255999a36892e8c51b90b0e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6da7e955f6922c1cb47e73fd42baf02ab1815396255999a36892e8c51b90b0e8", kill_on_drop: false }`
[INFO] [stdout] 6da7e955f6922c1cb47e73fd42baf02ab1815396255999a36892e8c51b90b0e8