[INFO] cloning repository https://github.com/SpinResearch/RustySecrets
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SpinResearch/RustySecrets" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpinResearch%2FRustySecrets", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpinResearch%2FRustySecrets'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38f98ff87eb42c55056c89578f89a0ef97f32c20
[INFO] checking SpinResearch/RustySecrets/38f98ff87eb42c55056c89578f89a0ef97f32c20 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpinResearch%2FRustySecrets" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SpinResearch/RustySecrets on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/SpinResearch/RustySecrets
[INFO] finished tweaking git repo https://github.com/SpinResearch/RustySecrets
[INFO] tweaked toml for git repo https://github.com/SpinResearch/RustySecrets written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SpinResearch/RustySecrets 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lamport_sigs v0.5.0
[INFO] [stderr]   Downloaded quickcheck v0.4.1
[INFO] [stderr]   Downloaded merkle_sigs v1.4.0
[INFO] [stderr]   Downloaded env_logger v0.3.5
[INFO] [stderr]   Downloaded merkle v1.5.0
[INFO] [stderr]   Downloaded flate2 v0.2.20
[INFO] [stderr]   Downloaded protobuf v1.5.1
[INFO] [stderr]   Downloaded base64 v0.9.0
[INFO] [stderr]   Downloaded cc v1.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 262920ef766a27575486c6b76f6c9604d5fe532ca1c1cb9c88694bf167803d63
[INFO] running `Command { std: "docker" "start" "-a" "262920ef766a27575486c6b76f6c9604d5fe532ca1c1cb9c88694bf167803d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "262920ef766a27575486c6b76f6c9604d5fe532ca1c1cb9c88694bf167803d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "262920ef766a27575486c6b76f6c9604d5fe532ca1c1cb9c88694bf167803d63", kill_on_drop: false }`
[INFO] [stdout] 262920ef766a27575486c6b76f6c9604d5fe532ca1c1cb9c88694bf167803d63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6024cebb7ce162f94e41e4c934b70481b95a74342004df0979b04fe44d3ac7b
[INFO] running `Command { std: "docker" "start" "-a" "d6024cebb7ce162f94e41e4c934b70481b95a74342004df0979b04fe44d3ac7b", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]     Checking protobuf v1.5.1
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]    Compiling rusty_secrets v0.2.3-pre (/opt/rustwide/workdir)
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking quickcheck v0.4.1
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]     Checking lamport_sigs v0.5.0
[INFO] [stderr]     Checking merkle v1.5.0
[INFO] [stderr]     Checking merkle_sigs v1.4.0
[INFO] [stdout] error[E0502]: cannot borrow `w` as immutable because it is also borrowed as mutable
[INFO] [stdout]   --> src/lagrange.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |             w[i] -= w[j];
[INFO] [stdout]    |             --------^---
[INFO] [stdout]    |             |       |
[INFO] [stdout]    |             |       immutable borrow occurs here
[INFO] [stdout]    |             mutable borrow occurs here
[INFO] [stdout]    |             mutable borrow later used here
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `.split_at_mut(position)` to obtain two mutable non-overlapping sub-slices
[INFO] [stdout] help: try adding a local storing this...
[INFO] [stdout]   --> src/lagrange.rs:30:22
[INFO] [stdout]    |
[INFO] [stdout] 30 |             w[i] -= w[j];
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] help: ...and then using that local here
[INFO] [stdout]   --> src/lagrange.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             w[i] -= w[j];
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `w` as immutable because it is also borrowed as mutable
[INFO] [stdout]   --> src/lagrange.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |             w[i] -= w[j];
[INFO] [stdout]    |             --------^---
[INFO] [stdout]    |             |       |
[INFO] [stdout]    |             |       immutable borrow occurs here
[INFO] [stdout]    |             mutable borrow occurs here
[INFO] [stdout]    |             mutable borrow later used here
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `.split_at_mut(position)` to obtain two mutable non-overlapping sub-slices
[INFO] [stdout] help: try adding a local storing this...
[INFO] [stdout]   --> src/lagrange.rs:30:22
[INFO] [stdout]    |
[INFO] [stdout] 30 |             w[i] -= w[j];
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] help: ...and then using that local here
[INFO] [stdout]   --> src/lagrange.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             w[i] -= w[j];
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty_secrets` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty_secrets` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d6024cebb7ce162f94e41e4c934b70481b95a74342004df0979b04fe44d3ac7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6024cebb7ce162f94e41e4c934b70481b95a74342004df0979b04fe44d3ac7b", kill_on_drop: false }`
[INFO] [stdout] d6024cebb7ce162f94e41e4c934b70481b95a74342004df0979b04fe44d3ac7b