[INFO] fetching crate gantelet 0.3.1-alpha.3...
[INFO] testing gantelet-0.3.1-alpha.3 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate gantelet 0.3.1-alpha.3 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate gantelet 0.3.1-alpha.3 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gantelet 0.3.1-alpha.3
[INFO] finished tweaking crates.io crate gantelet 0.3.1-alpha.3
[INFO] tweaked toml for crates.io crate gantelet 0.3.1-alpha.3 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fasthash v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c766800859e9df2bb7e546fded0423ebd09cfeb9e3f2bf81785e683339c50024
[INFO] running `Command { std: "docker" "start" "-a" "c766800859e9df2bb7e546fded0423ebd09cfeb9e3f2bf81785e683339c50024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c766800859e9df2bb7e546fded0423ebd09cfeb9e3f2bf81785e683339c50024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c766800859e9df2bb7e546fded0423ebd09cfeb9e3f2bf81785e683339c50024", kill_on_drop: false }`
[INFO] [stdout] c766800859e9df2bb7e546fded0423ebd09cfeb9e3f2bf81785e683339c50024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7032aa07467cc77c956524bced9e668f562de68ad3c9c3e6d707b688e1891544
[INFO] running `Command { std: "docker" "start" "-a" "7032aa07467cc77c956524bced9e668f562de68ad3c9c3e6d707b688e1891544", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling fasthash-sys v0.3.2
[INFO] [stderr]    Compiling xoroshiro128 v0.3.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling indicatif v0.16.2
[INFO] [stderr]    Compiling fasthash v0.4.0
[INFO] [stderr]    Compiling gantelet v0.3.1-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/cooccur.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::BuildHasherDefault`
[INFO] [stdout]  --> src/cooccur.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::hash::BuildHasherDefault;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write as IoWrite`
[INFO] [stdout]  --> src/cooccur.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::Write as IoWrite;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fasthash::xx::Hasher64`
[INFO] [stdout]  --> src/cooccur.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use fasthash::xx::Hasher64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `indicatif`
[INFO] [stdout]  --> src/cooccur.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use indicatif;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input_reader`
[INFO] [stdout]   --> src/cooccur.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let input_reader = std::io::BufReader::new(
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_reader`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output_writer`
[INFO] [stdout]   --> src/cooccur.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut output_writer = std::io::BufWriter::new(
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cooccur.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut output_writer = std::io::BufWriter::new(
[INFO] [stdout]    |         ----^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/vocab_count.rs:63:33
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 pb.set_message(&format!("Read {} Mwords", mega_words));
[INFO] [stdout]    |                 ----------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-- temporary value is freed at the end of this statement
[INFO] [stdout]    |                 |               |
[INFO] [stdout]    |                 |               creates a temporary which is freed while still in use
[INFO] [stdout]    |                 argument requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gantelet` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7032aa07467cc77c956524bced9e668f562de68ad3c9c3e6d707b688e1891544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7032aa07467cc77c956524bced9e668f562de68ad3c9c3e6d707b688e1891544", kill_on_drop: false }`
[INFO] [stdout] 7032aa07467cc77c956524bced9e668f562de68ad3c9c3e6d707b688e1891544
