[INFO] cloning repository https://github.com/renato-zannon/rust-project_euler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/renato-zannon/rust-project_euler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenato-zannon%2Frust-project_euler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenato-zannon%2Frust-project_euler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e57d405148a4ed7fd8760d32eeb6153c4b017479
[INFO] checking renato-zannon/rust-project_euler against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenato-zannon%2Frust-project_euler" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/renato-zannon/rust-project_euler on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/renato-zannon/rust-project_euler
[INFO] removed workspace from git repo https://github.com/renato-zannon/rust-project_euler
[INFO] removed path dependency shared from git repo https://github.com/renato-zannon/rust-project_euler
[INFO] finished tweaking git repo https://github.com/renato-zannon/rust-project_euler
[INFO] tweaked toml for git repo https://github.com/renato-zannon/rust-project_euler written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/renato-zannon/rust-project_euler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (shared) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-12/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (shared) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea3e71412b7851aabf932eec05c0a3ac8dfc1f2fe6eb29d30811804db69fa39e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ea3e71412b7851aabf932eec05c0a3ac8dfc1f2fe6eb29d30811804db69fa39e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea3e71412b7851aabf932eec05c0a3ac8dfc1f2fe6eb29d30811804db69fa39e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea3e71412b7851aabf932eec05c0a3ac8dfc1f2fe6eb29d30811804db69fa39e", kill_on_drop: false }`
[INFO] [stdout] ea3e71412b7851aabf932eec05c0a3ac8dfc1f2fe6eb29d30811804db69fa39e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 52cdce7947bcb40874851ed01f39511743923cc02cccc7b03a9c820c21f726b4
[INFO] running `Command { std: "docker" "start" "-a" "52cdce7947bcb40874851ed01f39511743923cc02cccc7b03a9c820c21f726b4", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (shared) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling cortex-m v0.6.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m v0.5.10
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]     Checking enum-set v0.0.8
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[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 rayon v1.3.1
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking shared v0.1.2
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking project_euler v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `shared::sieve`
[INFO] [stdout]   --> src/bin/27.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use shared::sieve;
[INFO] [stdout]    |     ^^^^^^^^^^^^^ no `sieve` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `shared::digits`
[INFO] [stdout]   --> src/bin/40.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use shared::digits;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ no `digits` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `shared::Permutations`
[INFO] [stdout]   --> src/bin/68.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use shared::Permutations;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ no `Permutations` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `shared::digits`
[INFO] [stdout]   --> src/bin/65.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use shared::digits;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ no `digits` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `project_euler`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `shared::Permutations`
[INFO] [stdout]   --> src/bin/24.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use shared::Permutations;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ no `Permutations` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `shared::digits`, `shared::sieve`
[INFO] [stdout]   --> src/bin/51.rs:14:14
[INFO] [stdout]    |
[INFO] [stdout] 14 | use shared::{digits, sieve};
[INFO] [stdout]    |              ^^^^^^  ^^^^^ no `sieve` in the root
[INFO] [stdout]    |              |
[INFO] [stdout]    |              no `digits` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `shared::IntegerExtensions`
[INFO] [stdout]   --> src/bin/55.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use shared::IntegerExtensions;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^ no `IntegerExtensions` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `shared::sieve`
[INFO] [stdout]  --> src/bin/10.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use shared::sieve;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ no `sieve` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `shared::data_reader`
[INFO] [stdout]   --> src/bin/42.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use shared::data_reader;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ no `data_reader` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `shared::continued_fraction`
[INFO] [stdout]   --> src/bin/64.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 | use shared::continued_fraction::{divide_square, FractionType};
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ could not find `continued_fraction` in `shared`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `permutations` found for struct `smallvec::SmallVec<[u8; 11]>` in the current scope
[INFO] [stdout]   --> src/bin/68.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |     itertools::unfold(digits.permutations(), |state| {
[INFO] [stdout]    |                              ^^^^^^^^^^^^ method not found in `smallvec::SmallVec<[u8; 11]>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `permutations` found for array `[{integer}; 10]` in the current scope
[INFO] [stdout]   --> src/bin/24.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let result = digits.permutations().skip(1_000_000 - 1).next().unwrap();
[INFO] [stdout]    |                         ^^^^^^^^^^^^ method not found in `[{integer}; 10]`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method `permutations` exists but the following trait bounds were not satisfied:
[INFO] [stdout]            `[{integer}; 10]: std::iter::Iterator`
[INFO] [stdout]            which is required by `[{integer}; 10]: itertools::Itertools`
[INFO] [stdout]            `&[{integer}; 10]: std::iter::Iterator`
[INFO] [stdout]            which is required by `&[{integer}; 10]: itertools::Itertools`
[INFO] [stdout]            `&mut [{integer}; 10]: std::iter::Iterator`
[INFO] [stdout]            which is required by `&mut [{integer}; 10]: itertools::Itertools`
[INFO] [stdout]            `&[{integer}]: std::iter::Iterator`
[INFO] [stdout]            which is required by `&[{integer}]: itertools::Itertools`
[INFO] [stdout]            `&mut [{integer}]: std::iter::Iterator`
[INFO] [stdout]            which is required by `&mut [{integer}]: itertools::Itertools`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]   --> src/bin/24.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use itertools::Itertools;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `shared::a_star`, `shared::a_star`
[INFO] [stdout]   --> src/bin/82.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 | use shared::a_star::{self, Traversable};
[INFO] [stdout]    |             ^^^^^^   ^^^^ no `a_star` in the root
[INFO] [stdout]    |             |
[INFO] [stdout]    |             could not find `a_star` in `shared`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `shared::a_star`
[INFO] [stdout]    --> src/bin/82.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |     use shared::a_star;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ no `a_star` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `reverse` found for mutable reference `&mut num::BigUint` in the current scope
[INFO] [stdout]   --> src/bin/55.rs:47:51
[INFO] [stdout]    |
[INFO] [stdout] 47 |             let new_value = (&*current) + current.reverse();
[INFO] [stdout]    |                                                   ^^^^^^^ method not found in `&mut num::BigUint`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_palindrome` found for reference `&num::BigUint` in the current scope
[INFO] [stdout]   --> src/bin/55.rs:52:31
[INFO] [stdout]    |
[INFO] [stdout] 52 |         .find(|number| number.is_palindrome());
[INFO] [stdout]    |                               ^^^^^^^^^^^^^ method not found in `&num::BigUint`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> src/bin/42.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let result = reader.filter(|word| is_triangular_word(&word)).count();
[INFO] [stdout]    |                                 ^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::marker::Sized` is not implemented for `str`
[INFO] [stdout]    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
[INFO] [stdout]    = note: all local variables must have a statically known size
[INFO] [stdout]    = help: unsized locals are gated as an unstable feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "52cdce7947bcb40874851ed01f39511743923cc02cccc7b03a9c820c21f726b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52cdce7947bcb40874851ed01f39511743923cc02cccc7b03a9c820c21f726b4", kill_on_drop: false }`
[INFO] [stdout] 52cdce7947bcb40874851ed01f39511743923cc02cccc7b03a9c820c21f726b4
