[INFO] cloning repository https://github.com/cdsupina/kibrarian
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cdsupina/kibrarian" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdsupina%2Fkibrarian", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdsupina%2Fkibrarian'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 264b3a58961256200f6cc6660c9a2b3acc327419
[INFO] testing cdsupina/kibrarian against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdsupina%2Fkibrarian" "/workspace/builds/worker-58/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-58/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cdsupina/kibrarian on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cdsupina/kibrarian
[INFO] finished tweaking git repo https://github.com/cdsupina/kibrarian
[INFO] tweaked toml for git repo https://github.com/cdsupina/kibrarian written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] crate git repo https://github.com/cdsupina/kibrarian already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 070dff0f524c492da1be33dd8da2562db1e2bae4dcdaf89a397ac482f672b727
[INFO] running `Command { std: "docker" "start" "-a" "070dff0f524c492da1be33dd8da2562db1e2bae4dcdaf89a397ac482f672b727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "070dff0f524c492da1be33dd8da2562db1e2bae4dcdaf89a397ac482f672b727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "070dff0f524c492da1be33dd8da2562db1e2bae4dcdaf89a397ac482f672b727", kill_on_drop: false }`
[INFO] [stdout] 070dff0f524c492da1be33dd8da2562db1e2bae4dcdaf89a397ac482f672b727
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c231fa24eb19ed41f9f0ec9286dedefe584023fc21c82cf8d5d5a31102f71f62
[INFO] running `Command { std: "docker" "start" "-a" "c231fa24eb19ed41f9f0ec9286dedefe584023fc21c82cf8d5d5a31102f71f62", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling jobserver v0.1.17
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.13
[INFO] [stderr]    Compiling libgit2-sys v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling git2 v0.11.0
[INFO] [stderr]    Compiling ron v0.5.1
[INFO] [stderr]    Compiling kibrarian v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/config.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{collections::HashMap, error, fmt, fs, fs::File, io};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `global`
[INFO] [stdout]    --> src/libraries.rs:244:34
[INFO] [stdout]     |
[INFO] [stdout] 244 | pub fn uninstall(config: Config, global: bool, query: &str) -> Result<(), Box<dyn error::Error>> {
[INFO] [stdout]     |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_global`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 1m 51s
[INFO] running `Command { std: "docker" "inspect" "c231fa24eb19ed41f9f0ec9286dedefe584023fc21c82cf8d5d5a31102f71f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c231fa24eb19ed41f9f0ec9286dedefe584023fc21c82cf8d5d5a31102f71f62", kill_on_drop: false }`
[INFO] [stdout] c231fa24eb19ed41f9f0ec9286dedefe584023fc21c82cf8d5d5a31102f71f62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5b96ed4480a11f058b6cbd1a38f2d973fb2309bdd347cb6885515c895f4f4ef
[INFO] running `Command { std: "docker" "start" "-a" "e5b96ed4480a11f058b6cbd1a38f2d973fb2309bdd347cb6885515c895f4f4ef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kibrarian v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/config.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{collections::HashMap, error, fmt, fs, fs::File, io};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `global`
[INFO] [stdout]    --> src/libraries.rs:244:34
[INFO] [stdout]     |
[INFO] [stdout] 244 | pub fn uninstall(config: Config, global: bool, query: &str) -> Result<(), Box<dyn error::Error>> {
[INFO] [stdout]     |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_global`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 6.19s
[INFO] running `Command { std: "docker" "inspect" "e5b96ed4480a11f058b6cbd1a38f2d973fb2309bdd347cb6885515c895f4f4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b96ed4480a11f058b6cbd1a38f2d973fb2309bdd347cb6885515c895f4f4ef", kill_on_drop: false }`
[INFO] [stdout] e5b96ed4480a11f058b6cbd1a38f2d973fb2309bdd347cb6885515c895f4f4ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 202dcbfb15105c3eeb14d81c5d7aef206633dd32150213747befd0c381084555
[INFO] running `Command { std: "docker" "start" "-a" "202dcbfb15105c3eeb14d81c5d7aef206633dd32150213747befd0c381084555", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `collections::HashMap`
[INFO] [stderr]  --> src/config.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::{collections::HashMap, error, fmt, fs, fs::File, io};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `global`
[INFO] [stderr]    --> src/libraries.rs:244:34
[INFO] [stderr]     |
[INFO] [stderr] 244 | pub fn uninstall(config: Config, global: bool, query: &str) -> Result<(), Box<dyn error::Error>> {
[INFO] [stderr]     |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_global`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kibrarian` (bin "kibrarian" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kibrarian-26735f19424f6c26)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "202dcbfb15105c3eeb14d81c5d7aef206633dd32150213747befd0c381084555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "202dcbfb15105c3eeb14d81c5d7aef206633dd32150213747befd0c381084555", kill_on_drop: false }`
[INFO] [stdout] 202dcbfb15105c3eeb14d81c5d7aef206633dd32150213747befd0c381084555