[INFO] cloning repository https://github.com/Dawidkubis/Kwass
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dawidkubis/Kwass" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDawidkubis%2FKwass", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDawidkubis%2FKwass'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 502a9a2c9ee8a383330761718a1d46444babc2f7
[INFO] testing Dawidkubis/Kwass against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDawidkubis%2FKwass" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dawidkubis/Kwass on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Dawidkubis/Kwass
[INFO] finished tweaking git repo https://github.com/Dawidkubis/Kwass
[INFO] tweaked toml for git repo https://github.com/Dawidkubis/Kwass written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Dawidkubis/Kwass already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded logos-derive v0.9.7
[INFO] [stderr]   Downloaded logos v0.9.7
[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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80c69fffc2829b7a52091deaf9cbe07071ad2e3210c6c12e56c1b3f0c8d41a54
[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" "80c69fffc2829b7a52091deaf9cbe07071ad2e3210c6c12e56c1b3f0c8d41a54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80c69fffc2829b7a52091deaf9cbe07071ad2e3210c6c12e56c1b3f0c8d41a54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c69fffc2829b7a52091deaf9cbe07071ad2e3210c6c12e56c1b3f0c8d41a54", kill_on_drop: false }`
[INFO] [stdout] 80c69fffc2829b7a52091deaf9cbe07071ad2e3210c6c12e56c1b3f0c8d41a54
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a10a1b663190275638d71c1cb2157649a9b0830a76a7120efde152f6220a025
[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" "7a10a1b663190275638d71c1cb2157649a9b0830a76a7120efde152f6220a025", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.8
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.8
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling logos-derive v0.9.7
[INFO] [stderr]    Compiling structopt v0.3.9
[INFO] [stderr]    Compiling logos v0.9.7
[INFO] [stderr]    Compiling kwass v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::read_to_string`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::fs::read_to_string;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Tokens`
[INFO] [stdout]  --> src/tokens.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Tokens {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.68s
[INFO] running `Command { std: "docker" "inspect" "7a10a1b663190275638d71c1cb2157649a9b0830a76a7120efde152f6220a025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a10a1b663190275638d71c1cb2157649a9b0830a76a7120efde152f6220a025", kill_on_drop: false }`
[INFO] [stdout] 7a10a1b663190275638d71c1cb2157649a9b0830a76a7120efde152f6220a025
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--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] e0628d073b08e2cf9e4e4fc410e2bf26a1bf8077b4361a9ff5827dafb9870d69
[INFO] running `Command { std: "docker" "start" "-a" "e0628d073b08e2cf9e4e4fc410e2bf26a1bf8077b4361a9ff5827dafb9870d69", kill_on_drop: false }`
[INFO] [stderr]    Compiling kwass v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::read_to_string`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::fs::read_to_string;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Tokens`
[INFO] [stdout]  --> src/tokens.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Tokens {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.45s
[INFO] running `Command { std: "docker" "inspect" "e0628d073b08e2cf9e4e4fc410e2bf26a1bf8077b4361a9ff5827dafb9870d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0628d073b08e2cf9e4e4fc410e2bf26a1bf8077b4361a9ff5827dafb9870d69", kill_on_drop: false }`
[INFO] [stdout] e0628d073b08e2cf9e4e4fc410e2bf26a1bf8077b4361a9ff5827dafb9870d69
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4bde361182eda39e17e2d011c59319767d8dfe6f45961d015e3549e7d6bbb16
[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" "c4bde361182eda39e17e2d011c59319767d8dfe6f45961d015e3549e7d6bbb16", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::fs::read_to_string`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::fs::read_to_string;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Tokens`
[INFO] [stderr]  --> src/tokens.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum Tokens {
[INFO] [stderr]   |          ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kwass-793ca9556673f0d8
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c4bde361182eda39e17e2d011c59319767d8dfe6f45961d015e3549e7d6bbb16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4bde361182eda39e17e2d011c59319767d8dfe6f45961d015e3549e7d6bbb16", kill_on_drop: false }`
[INFO] [stdout] c4bde361182eda39e17e2d011c59319767d8dfe6f45961d015e3549e7d6bbb16