[INFO] cloning repository https://github.com/adrienthebo/euler-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adrienthebo/euler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrienthebo%2Feuler-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrienthebo%2Feuler-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c303e3c045cb703b0a281d6be868eda3795f6780
[INFO] checking adrienthebo/euler-rs against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrienthebo%2Feuler-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adrienthebo/euler-rs on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adrienthebo/euler-rs
[INFO] finished tweaking git repo https://github.com/adrienthebo/euler-rs
[INFO] tweaked toml for git repo https://github.com/adrienthebo/euler-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/adrienthebo/euler-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primes v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f20adf822939fa82d30fee50fd77381e84ad5b5c492ed98819296f9f46f93af2
[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" "f20adf822939fa82d30fee50fd77381e84ad5b5c492ed98819296f9f46f93af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f20adf822939fa82d30fee50fd77381e84ad5b5c492ed98819296f9f46f93af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20adf822939fa82d30fee50fd77381e84ad5b5c492ed98819296f9f46f93af2", kill_on_drop: false }`
[INFO] [stdout] f20adf822939fa82d30fee50fd77381e84ad5b5c492ed98819296f9f46f93af2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 284127a4b6ab4fc9a8c35faa6ab45a03d06a0bc7b74397e07249799ebc5ba3d2
[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" "284127a4b6ab4fc9a8c35faa6ab45a03d06a0bc7b74397e07249799ebc5ba3d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]     Checking primes v0.2.3
[INFO] [stderr]     Checking euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `p6`
[INFO] [stdout]   --> src/bin/p6.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / extern crate num_bigint;
[INFO] [stdout] 2  | | extern crate num_traits;
[INFO] [stdout] 3  | |
[INFO] [stdout] 4  | | use num_bigint::BigInt;
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     }
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `src/bin/p6.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `fold` found for struct `RangeInclusive<BigInt>` in the current scope
[INFO] [stdout]    --> src/bin/p6.rs:9:28
[INFO] [stdout]     |
[INFO] [stdout] 9   |       let n = (start..=stop).fold(Zero::zero(), |acc, n| acc + n);
[INFO] [stdout]     |                              ^^^^ method not found in `RangeInclusive<BigInt>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.2.0/src/bigint.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 |   pub struct BigInt {
[INFO] [stdout]     |   ----------------- doesn't satisfy `BigInt: Step`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method `fold` exists but the following trait bounds were not satisfied:
[INFO] [stdout]             `BigInt: Step`
[INFO] [stdout]             which is required by `RangeInclusive<BigInt>: Iterator`
[INFO] [stdout]             `RangeInclusive<BigInt>: Iterator`
[INFO] [stdout]             which is required by `&mut RangeInclusive<BigInt>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `fold` found for struct `RangeInclusive<BigInt>` in the current scope
[INFO] [stdout]    --> src/bin/p6.rs:14:20
[INFO] [stdout]     |
[INFO] [stdout] 14  |       (start..=stop).fold(Zero::zero(), |acc, n| acc + n * n)
[INFO] [stdout]     |                      ^^^^ method not found in `RangeInclusive<BigInt>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.2.0/src/bigint.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 |   pub struct BigInt {
[INFO] [stdout]     |   ----------------- doesn't satisfy `BigInt: Step`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method `fold` exists but the following trait bounds were not satisfied:
[INFO] [stdout]             `BigInt: Step`
[INFO] [stdout]             which is required by `RangeInclusive<BigInt>: Iterator`
[INFO] [stdout]             `RangeInclusive<BigInt>: Iterator`
[INFO] [stdout]             which is required by `&mut RangeInclusive<BigInt>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `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[E0599]: no method named `fold` found for struct `RangeInclusive<BigInt>` in the current scope
[INFO] [stdout]    --> src/bin/p6.rs:9:28
[INFO] [stdout]     |
[INFO] [stdout] 9   |       let n = (start..=stop).fold(Zero::zero(), |acc, n| acc + n);
[INFO] [stdout]     |                              ^^^^ method not found in `RangeInclusive<BigInt>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.2.0/src/bigint.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 |   pub struct BigInt {
[INFO] [stdout]     |   ----------------- doesn't satisfy `BigInt: Step`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method `fold` exists but the following trait bounds were not satisfied:
[INFO] [stdout]             `BigInt: Step`
[INFO] [stdout]             which is required by `RangeInclusive<BigInt>: Iterator`
[INFO] [stdout]             `RangeInclusive<BigInt>: Iterator`
[INFO] [stdout]             which is required by `&mut RangeInclusive<BigInt>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `fold` found for struct `RangeInclusive<BigInt>` in the current scope
[INFO] [stdout]    --> src/bin/p6.rs:14:20
[INFO] [stdout]     |
[INFO] [stdout] 14  |       (start..=stop).fold(Zero::zero(), |acc, n| acc + n * n)
[INFO] [stdout]     |                      ^^^^ method not found in `RangeInclusive<BigInt>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.2.0/src/bigint.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 |   pub struct BigInt {
[INFO] [stdout]     |   ----------------- doesn't satisfy `BigInt: Step`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method `fold` exists but the following trait bounds were not satisfied:
[INFO] [stdout]             `BigInt: Step`
[INFO] [stdout]             which is required by `RangeInclusive<BigInt>: Iterator`
[INFO] [stdout]             `RangeInclusive<BigInt>: Iterator`
[INFO] [stdout]             which is required by `&mut RangeInclusive<BigInt>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/bin/p6.rs:29:28
[INFO] [stdout]    |
[INFO] [stdout] 29 |         assert_eq!(delta().into(), 25164150.to_bigint().unwrap());
[INFO] [stdout]    |                    --------^^^^--
[INFO] [stdout]    |                    |       |
[INFO] [stdout]    |                    |       cannot infer type for type parameter `U`
[INFO] [stdout]    |                    this method call resolves to `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `_: From<BigInt>`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Into<_>` for `BigInt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0283, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "284127a4b6ab4fc9a8c35faa6ab45a03d06a0bc7b74397e07249799ebc5ba3d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284127a4b6ab4fc9a8c35faa6ab45a03d06a0bc7b74397e07249799ebc5ba3d2", kill_on_drop: false }`
[INFO] [stdout] 284127a4b6ab4fc9a8c35faa6ab45a03d06a0bc7b74397e07249799ebc5ba3d2
