[INFO] cloning repository https://github.com/dcastelltort/diskfree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dcastelltort/diskfree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcastelltort%2Fdiskfree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcastelltort%2Fdiskfree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5c45bca39871941289b2f4d16327093c38dd4c4
[INFO] checking dcastelltort/diskfree against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcastelltort%2Fdiskfree" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dcastelltort/diskfree on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dcastelltort/diskfree
[INFO] finished tweaking git repo https://github.com/dcastelltort/diskfree
[INFO] tweaked toml for git repo https://github.com/dcastelltort/diskfree written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/dcastelltort/diskfree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.3.22
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded num v0.1.42
[INFO] [stderr]   Downloaded num-integer v0.1.36
[INFO] [stderr]   Downloaded num-iter v0.1.35
[INFO] [stderr]   Downloaded termcolor v0.3.4
[INFO] [stderr]   Downloaded rustc-demangle v0.1.5
[INFO] [stderr]   Downloaded num-traits v0.2.0
[INFO] [stderr]   Downloaded regex v0.2.6
[INFO] [stderr]   Downloaded cc v1.0.4
[INFO] [stderr]   Downloaded clap v2.30.0
[INFO] [stderr]   Downloaded serde_derive v1.0.27
[INFO] [stderr]   Downloaded backtrace v0.3.5
[INFO] [stderr]   Downloaded serde_derive_internals v0.19.0
[INFO] [stderr]   Downloaded atty v0.2.6
[INFO] [stderr]   Downloaded vec_map v0.8.0
[INFO] [stderr]   Downloaded quote v0.4.2
[INFO] [stderr]   Downloaded env_logger v0.5.3
[INFO] [stderr]   Downloaded ansi_term v0.10.2
[INFO] [stderr]   Downloaded structopt-derive v0.2.2
[INFO] [stderr]   Downloaded structopt v0.2.2
[INFO] [stderr]   Downloaded proc-macro2 v0.2.2
[INFO] [stderr]   Downloaded syn v0.12.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8ac03d77b8162230c8b38ada09455cb8c7177e9eafa2fe40c6f440ae364fa9c
[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" "d8ac03d77b8162230c8b38ada09455cb8c7177e9eafa2fe40c6f440ae364fa9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8ac03d77b8162230c8b38ada09455cb8c7177e9eafa2fe40c6f440ae364fa9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8ac03d77b8162230c8b38ada09455cb8c7177e9eafa2fe40c6f440ae364fa9c", kill_on_drop: false }`
[INFO] [stdout] d8ac03d77b8162230c8b38ada09455cb8c7177e9eafa2fe40c6f440ae364fa9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a811e40a036abfb21478e2c13ec10fefc1a0e918089f18f5337c090a76c0650
[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" "0a811e40a036abfb21478e2c13ec10fefc1a0e918089f18f5337c090a76c0650", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking termcolor v0.3.4
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]    Compiling proc-macro2 v0.2.2
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking clap v2.30.0
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]     Checking backtrace-sys v0.1.16
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]    Compiling syn v0.12.12
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking regex v0.2.6
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking rayon v0.9.0
[INFO] [stderr]     Checking env_logger v0.5.3
[INFO] [stderr]    Compiling structopt-derive v0.2.2
[INFO] [stderr]     Checking structopt v0.2.2
[INFO] [stderr]     Checking quicli v0.2.0
[INFO] [stderr]     Checking diskfree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.77s
[INFO] running `Command { std: "docker" "inspect" "0a811e40a036abfb21478e2c13ec10fefc1a0e918089f18f5337c090a76c0650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a811e40a036abfb21478e2c13ec10fefc1a0e918089f18f5337c090a76c0650", kill_on_drop: false }`
[INFO] [stdout] 0a811e40a036abfb21478e2c13ec10fefc1a0e918089f18f5337c090a76c0650