[INFO] fetching crate exact-float 0.1.1...
[INFO] checking exact-float-0.1.1 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate exact-float 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate exact-float 0.1.1 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exact-float 0.1.1
[INFO] finished tweaking crates.io crate exact-float 0.1.1
[INFO] tweaked toml for crates.io crate exact-float 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50f3658c09f20411c3cc2a19a9211573df99588152017c0dabee565d260519de
[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" "50f3658c09f20411c3cc2a19a9211573df99588152017c0dabee565d260519de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50f3658c09f20411c3cc2a19a9211573df99588152017c0dabee565d260519de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f3658c09f20411c3cc2a19a9211573df99588152017c0dabee565d260519de", kill_on_drop: false }`
[INFO] [stdout] 50f3658c09f20411c3cc2a19a9211573df99588152017c0dabee565d260519de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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] 84932f43d347ce15e979f19e5d8fd275d69ec34fdd52b95d6b46d92c5472bbd9
[INFO] running `Command { std: "docker" "start" "-a" "84932f43d347ce15e979f19e5d8fd275d69ec34fdd52b95d6b46d92c5472bbd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking exact-float v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `integer_decode` found for type `f32` in the current scope
[INFO] [stdout]   --> src/lib.rs:57:47
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let (mantissa, exponent, sign) = self.integer_decode();
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^ method not found in `f32`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following traits are implemented but not in scope; perhaps add a `use` for one of them:
[INFO] [stdout]    |
[INFO] [stdout] 4  | use core::num::dec2flt::rawfp::RawFloat;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use num::traits::float::FloatCore;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use num::Float;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `integer_decode` found for type `f64` in the current scope
[INFO] [stdout]   --> src/lib.rs:73:47
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let (mantissa, exponent, sign) = self.integer_decode();
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^ method not found in `f64`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following traits are implemented but not in scope; perhaps add a `use` for one of them:
[INFO] [stdout]    |
[INFO] [stdout] 4  | use core::num::dec2flt::rawfp::RawFloat;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use num::traits::float::FloatCore;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use num::Float;
[INFO] [stdout]    |
[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 E0599`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `integer_decode` found for type `f32` in the current scope
[INFO] [stdout]   --> src/lib.rs:57:47
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let (mantissa, exponent, sign) = self.integer_decode();
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^ method not found in `f32`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following traits are implemented but not in scope; perhaps add a `use` for one of them:
[INFO] [stdout]    |
[INFO] [stdout] 4  | use core::num::dec2flt::rawfp::RawFloat;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use num::traits::float::FloatCore;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use num::Float;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `integer_decode` found for type `f64` in the current scope
[INFO] [stdout]   --> src/lib.rs:73:47
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let (mantissa, exponent, sign) = self.integer_decode();
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^ method not found in `f64`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following traits are implemented but not in scope; perhaps add a `use` for one of them:
[INFO] [stdout]    |
[INFO] [stdout] 4  | use core::num::dec2flt::rawfp::RawFloat;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use num::traits::float::FloatCore;
[INFO] [stdout]    |
[INFO] [stdout] 4  | use num::Float;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exact-float`
[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: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "84932f43d347ce15e979f19e5d8fd275d69ec34fdd52b95d6b46d92c5472bbd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84932f43d347ce15e979f19e5d8fd275d69ec34fdd52b95d6b46d92c5472bbd9", kill_on_drop: false }`
[INFO] [stdout] 84932f43d347ce15e979f19e5d8fd275d69ec34fdd52b95d6b46d92c5472bbd9