[INFO] fetching crate fable_format 0.1.1...
[INFO] checking fable_format-0.1.1 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate fable_format 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fable_format 0.1.1 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fable_format 0.1.1
[INFO] finished tweaking crates.io crate fable_format 0.1.1
[INFO] tweaked toml for crates.io crate fable_format 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ad12758dea6dba99985d64b1635be6e7581096fb9dd1f55180088d9fd0b60f7
[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" "8ad12758dea6dba99985d64b1635be6e7581096fb9dd1f55180088d9fd0b60f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ad12758dea6dba99985d64b1635be6e7581096fb9dd1f55180088d9fd0b60f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ad12758dea6dba99985d64b1635be6e7581096fb9dd1f55180088d9fd0b60f7", kill_on_drop: false }`
[INFO] [stdout] 8ad12758dea6dba99985d64b1635be6e7581096fb9dd1f55180088d9fd0b60f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eddc3c9d5149071b8023456ebc93b654ff7b11db4f9e1a539835120e0d2c873b
[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" "eddc3c9d5149071b8023456ebc93b654ff7b11db4f9e1a539835120e0d2c873b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking fable_format v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::nom::IResult`
[INFO] [stdout]  --> src/def_bin/decode.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::nom::IResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DefBinHeader`, `DefBinNameLookup`, `DefBin`, `DefSecondTableHeader`, `DefSecondTableRowDecompressed`, `DefSecondTableRow`, `Error`
[INFO] [stdout]   --> src/def_bin/decode.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     DefBin,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 5  |     DefBinHeader,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 6  |     DefBinNameLookup,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  |     DefSecondTableHeader,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  |     DefSecondTableRow,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 9  |     DefSecondTableRowDecompressed,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Seek`, `Write`
[INFO] [stdout]  --> src/lev/encode.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Write,Seek};
[INFO] [stdout]   |               ^^^^^ ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Encode`, `Error`
[INFO] [stdout]  --> src/lev/encode.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Error,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     Encode,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lev`
[INFO] [stdout]  --> src/lev/encode.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Lev,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::nom::IResult`
[INFO] [stdout]  --> src/def_bin/decode.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::nom::IResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DefBinHeader`, `DefBinNameLookup`, `DefBin`, `DefSecondTableHeader`, `DefSecondTableRowDecompressed`, `DefSecondTableRow`, `Error`
[INFO] [stdout]   --> src/def_bin/decode.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 4  |     DefBin,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 5  |     DefBinHeader,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 6  |     DefBinNameLookup,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  |     DefSecondTableHeader,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  |     DefSecondTableRow,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 9  |     DefSecondTableRowDecompressed,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Seek`, `Write`
[INFO] [stdout]  --> src/lev/encode.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Write,Seek};
[INFO] [stdout]   |               ^^^^^ ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Encode`, `Error`
[INFO] [stdout]  --> src/lev/encode.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Error,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     Encode,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lev`
[INFO] [stdout]  --> src/lev/encode.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Lev,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SaveBin`
[INFO] [stdout]  --> src/save_bin/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct SaveBin {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SaveBin`
[INFO] [stdout]  --> src/save_bin/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct SaveBin {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.07s
[INFO] running `Command { std: "docker" "inspect" "eddc3c9d5149071b8023456ebc93b654ff7b11db4f9e1a539835120e0d2c873b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eddc3c9d5149071b8023456ebc93b654ff7b11db4f9e1a539835120e0d2c873b", kill_on_drop: false }`
[INFO] [stdout] eddc3c9d5149071b8023456ebc93b654ff7b11db4f9e1a539835120e0d2c873b