[INFO] fetching crate encrypto_rust 0.2.0...
[INFO] checking encrypto_rust-0.2.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate encrypto_rust 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate encrypto_rust 0.2.0
[INFO] finished tweaking crates.io crate encrypto_rust 0.2.0
[INFO] tweaked toml for crates.io crate encrypto_rust 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate encrypto_rust 0.2.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c6359e690b8ffa7792831cb742d39686995585cf769d8af2caffb19dc33e036
[INFO] running `Command { std: "docker" "start" "-a" "6c6359e690b8ffa7792831cb742d39686995585cf769d8af2caffb19dc33e036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c6359e690b8ffa7792831cb742d39686995585cf769d8af2caffb19dc33e036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c6359e690b8ffa7792831cb742d39686995585cf769d8af2caffb19dc33e036", kill_on_drop: false }`
[INFO] [stdout] 6c6359e690b8ffa7792831cb742d39686995585cf769d8af2caffb19dc33e036
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb70e2ed049a924a7e7692761d3a17a0f6d902a8a1040e661658701faac6d906
[INFO] running `Command { std: "docker" "start" "-a" "bb70e2ed049a924a7e7692761d3a17a0f6d902a8a1040e661658701faac6d906", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking encrypto_rust v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `num::Integer::divides`: Please use is_multiple_of instead
[INFO] [stdout]    --> src/bigint.rs:265:21
[INFO] [stdout]     |
[INFO] [stdout] 265 |             while n.divides(&BigUint::from(i)) {
[INFO] [stdout]     |                     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Verification` is never constructed
[INFO] [stdout]   --> src/bigint.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct Verification;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_composite` is never used
[INFO] [stdout]   --> src/bigint.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | impl Generator {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 92 |     pub fn new_composite(n: usize) -> BigUint {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `is_prime`, `is_composite`, `is_safe_prime`, and `is_very_smooth_number` are never used
[INFO] [stdout]    --> src/bigint.rs:185:12
[INFO] [stdout]     |
[INFO] [stdout] 184 | impl Verification {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] 185 |     pub fn is_prime(n: &BigUint) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     pub fn is_composite(n: &BigUint) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 201 |     pub fn is_safe_prime(n: &BigUint) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 |     pub fn is_very_smooth_number(m: &BigUint, n: f64, c: u32) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_safe_prime_add` is never used
[INFO] [stdout]    --> src/bigint.rs:449:4
[INFO] [stdout]     |
[INFO] [stdout] 449 | fn is_safe_prime_add(number: &BigUint) -> bool {    
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vsn` is never used
[INFO] [stdout]    --> src/bigint.rs:483:4
[INFO] [stdout]     |
[INFO] [stdout] 483 | fn vsn(m: &BigUint,n: f64, c: u32) -> bool {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `num::Integer::divides`: Please use is_multiple_of instead
[INFO] [stdout]    --> src/bigint.rs:265:21
[INFO] [stdout]     |
[INFO] [stdout] 265 |             while n.divides(&BigUint::from(i)) {
[INFO] [stdout]     |                     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Verification` is never constructed
[INFO] [stdout]   --> src/bigint.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct Verification;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Factorization` is never constructed
[INFO] [stdout]   --> src/bigint.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub struct Factorization;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new_composite`, `new_uint`, and `safe_prime` are never used
[INFO] [stdout]    --> src/bigint.rs:92:12
[INFO] [stdout]     |
[INFO] [stdout]  78 | impl Generator {
[INFO] [stdout]     | -------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  92 |     pub fn new_composite(n: usize) -> BigUint {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn new_uint(n: usize) -> BigUint {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn safe_prime(n: usize) -> BigUint {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `is_prime`, `is_composite`, `is_safe_prime`, and `is_very_smooth_number` are never used
[INFO] [stdout]    --> src/bigint.rs:185:12
[INFO] [stdout]     |
[INFO] [stdout] 184 | impl Verification {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] 185 |     pub fn is_prime(n: &BigUint) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     pub fn is_composite(n: &BigUint) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 201 |     pub fn is_safe_prime(n: &BigUint) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 |     pub fn is_very_smooth_number(m: &BigUint, n: f64, c: u32) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `prime_factor` is never used
[INFO] [stdout]    --> src/bigint.rs:247:12
[INFO] [stdout]     |
[INFO] [stdout] 226 | impl Factorization {
[INFO] [stdout]     | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 247 |     pub fn prime_factor(mut n: BigUint) -> Option<BigUint> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_safe_prime_add` is never used
[INFO] [stdout]    --> src/bigint.rs:449:4
[INFO] [stdout]     |
[INFO] [stdout] 449 | fn is_safe_prime_add(number: &BigUint) -> bool {    
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_safe_prime` is never used
[INFO] [stdout]    --> src/bigint.rs:468:4
[INFO] [stdout]     |
[INFO] [stdout] 468 | fn is_safe_prime(number: &BigUint) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vsn` is never used
[INFO] [stdout]    --> src/bigint.rs:483:4
[INFO] [stdout]     |
[INFO] [stdout] 483 | fn vsn(m: &BigUint,n: f64, c: u32) -> bool {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.93s
[INFO] running `Command { std: "docker" "inspect" "bb70e2ed049a924a7e7692761d3a17a0f6d902a8a1040e661658701faac6d906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb70e2ed049a924a7e7692761d3a17a0f6d902a8a1040e661658701faac6d906", kill_on_drop: false }`
[INFO] [stdout] bb70e2ed049a924a7e7692761d3a17a0f6d902a8a1040e661658701faac6d906