[INFO] cloning repository https://github.com/sollyucko/ChemSolver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sollyucko/ChemSolver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsollyucko%2FChemSolver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsollyucko%2FChemSolver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed3d197f94153598c7a1632a57a2bbabac2d36f8
[INFO] testing sollyucko/ChemSolver against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsollyucko%2FChemSolver" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sollyucko/ChemSolver 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 git repo https://github.com/sollyucko/ChemSolver
[INFO] finished tweaking git repo https://github.com/sollyucko/ChemSolver
[INFO] tweaked toml for git repo https://github.com/sollyucko/ChemSolver written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/sollyucko/ChemSolver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bstr v0.2.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 2f4b13e76d5958b98a267b32d9693ffc1c4644c4bd263fcfd6863d59eb5e2c4c
[INFO] running `Command { std: "docker" "start" "-a" "2f4b13e76d5958b98a267b32d9693ffc1c4644c4bd263fcfd6863d59eb5e2c4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f4b13e76d5958b98a267b32d9693ffc1c4644c4bd263fcfd6863d59eb5e2c4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f4b13e76d5958b98a267b32d9693ffc1c4644c4bd263fcfd6863d59eb5e2c4c", kill_on_drop: false }`
[INFO] [stdout] 2f4b13e76d5958b98a267b32d9693ffc1c4644c4bd263fcfd6863d59eb5e2c4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 1985b577b05a2584d5a2857dad9c7f09552f47834a49c3555daed333a101bb1f
[INFO] running `Command { std: "docker" "start" "-a" "1985b577b05a2584d5a2857dad9c7f09552f47834a49c3555daed333a101bb1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling bigdecimal v0.1.0
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling chemsolver-lib v0.1.0 (/opt/rustwide/workdir/chemsolver-lib)
[INFO] [stdout] error[E0432]: unresolved import `serde`
[INFO] [stdout]  --> chemsolver-lib/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::Deserialize;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `serde`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `Deserialize`
[INFO] [stdout]  --> chemsolver-lib/src/lib.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Debug, Deserialize, Eq, PartialEq)]
[INFO] [stdout]   |                 ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> chemsolver-lib/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `csv::Reader`
[INFO] [stdout]  --> chemsolver-lib/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use csv::Reader;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]   --> chemsolver-lib/src/lib.rs:13:29
[INFO] [stdout]    |
[INFO] [stdout] 13 |     electron_configuration: &[u8],
[INFO] [stdout]    |                             ^ expected named lifetime parameter
[INFO] [stdout]    |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]    |
[INFO] [stdout] 7  | struct Element<'a> {
[INFO] [stdout] 8  |     atomic_number: u8,
[INFO] [stdout] 9  |     symbol: [u8; 1..=2],
[INFO] [stdout] 10 |     name: String,
[INFO] [stdout] 11 |     atomic_mass: f64,
[INFO] [stdout] 12 |     cpk_hex_color: [u8; 3],
[INFO] [stdout]  ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0106, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chemsolver-lib` due to 4 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1985b577b05a2584d5a2857dad9c7f09552f47834a49c3555daed333a101bb1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1985b577b05a2584d5a2857dad9c7f09552f47834a49c3555daed333a101bb1f", kill_on_drop: false }`
[INFO] [stdout] 1985b577b05a2584d5a2857dad9c7f09552f47834a49c3555daed333a101bb1f
