[INFO] fetching crate pleaser 0.3.15...
[INFO] checking pleaser-0.3.15 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate pleaser 0.3.15 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate pleaser 0.3.15 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pleaser 0.3.15
[INFO] finished tweaking crates.io crate pleaser 0.3.15
[INFO] tweaked toml for crates.io crate pleaser 0.3.15 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate pleaser 0.3.15 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c583575b7b74b2e18ba4e7061119ef40186980d6fcdd943a148543e1be0ed7d
[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" "0c583575b7b74b2e18ba4e7061119ef40186980d6fcdd943a148543e1be0ed7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c583575b7b74b2e18ba4e7061119ef40186980d6fcdd943a148543e1be0ed7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c583575b7b74b2e18ba4e7061119ef40186980d6fcdd943a148543e1be0ed7d", kill_on_drop: false }`
[INFO] [stdout] 0c583575b7b74b2e18ba4e7061119ef40186980d6fcdd943a148543e1be0ed7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25c855b31e3bb117991cab3409360879eafcfd025f018e8ce16f2cbf03e1510d
[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" "25c855b31e3bb117991cab3409360879eafcfd025f018e8ce16f2cbf03e1510d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling pam-sys v0.5.6
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking users v0.8.1
[INFO] [stderr]     Checking users v0.10.0
[INFO] [stderr]     Checking rpassword v5.0.0
[INFO] [stderr]     Checking pam v0.7.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking syslog v4.0.1
[INFO] [stderr]     Checking pleaser v0.3.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `group_hash`, `list`, `read_ini_config_file`
[INFO] [stdout]  --> benches/common.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 |     can, group_hash, list, read_ini_config_file, read_ini_config_str, regex_build, EnvOptions,
[INFO] [stdout]   |          ^^^^^^^^^^  ^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.54s
[INFO] running `Command { std: "docker" "inspect" "25c855b31e3bb117991cab3409360879eafcfd025f018e8ce16f2cbf03e1510d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c855b31e3bb117991cab3409360879eafcfd025f018e8ce16f2cbf03e1510d", kill_on_drop: false }`
[INFO] [stdout] 25c855b31e3bb117991cab3409360879eafcfd025f018e8ce16f2cbf03e1510d