[INFO] fetching crate cargo-skyline 1.21.0...
[INFO] checking cargo-skyline-1.21.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate cargo-skyline 1.21.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cargo-skyline 1.21.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-skyline 1.21.0
[INFO] finished tweaking crates.io crate cargo-skyline 1.21.0
[INFO] tweaked toml for crates.io crate cargo-skyline 1.21.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate cargo-skyline 1.21.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lz4 v1.23.1
[INFO] [stderr]   Downloaded crypto-mac v0.7.0
[INFO] [stderr]   Downloaded bytecount v0.4.0
[INFO] [stderr]   Downloaded digest v0.7.6
[INFO] [stderr]   Downloaded error-chain v0.12.2
[INFO] [stderr]   Downloaded tempdir v0.3.7
[INFO] [stderr]   Downloaded bytes v0.5.4
[INFO] [stderr]   Downloaded pulldown-cmark v0.2.0
[INFO] [stderr]   Downloaded block-cipher-trait v0.6.2
[INFO] [stderr]   Downloaded linkle v0.2.10
[INFO] [stderr]   Downloaded blz-nx v1.0.1
[INFO] [stderr]   Downloaded flate2 v1.0.14
[INFO] [stderr]   Downloaded http v0.2.1
[INFO] [stderr]   Downloaded core-foundation-sys v0.7.0
[INFO] [stderr]   Downloaded core-foundation v0.7.0
[INFO] [stderr]   Downloaded openssl v0.10.29
[INFO] [stderr]   Downloaded native-tls v0.2.4
[INFO] [stderr]   Downloaded failure_derive v0.1.7
[INFO] [stderr]   Downloaded failure v0.1.7
[INFO] [stderr]   Downloaded security-framework v0.4.4
[INFO] [stderr]   Downloaded security-framework-sys v0.4.3
[INFO] [stderr]   Downloaded unicode-normalization v0.1.12
[INFO] [stderr]   Downloaded lz4-sys v1.8.3
[INFO] [stderr]   Downloaded podio v0.1.6
[INFO] [stderr]   Downloaded rand_chacha v0.2.2
[INFO] [stderr]   Downloaded sha2 v0.7.1
[INFO] [stderr]   Downloaded block-buffer v0.3.3
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.8
[INFO] [stderr]   Downloaded openssl-sys v0.9.56
[INFO] [stderr]   Downloaded smallvec v1.4.0
[INFO] [stderr]   Downloaded dbl v0.2.1
[INFO] [stderr]   Downloaded cargo_metadata v0.9.1
[INFO] [stderr]   Downloaded attohttpc v0.13.0
[INFO] [stderr]   Downloaded aes-soft v0.3.3
[INFO] [stderr]   Downloaded derive_more v0.13.0
[INFO] [stderr]   Downloaded winapi-util v0.1.4
[INFO] [stderr]   Downloaded aesni v0.6.0
[INFO] [stderr]   Downloaded aes v0.3.2
[INFO] [stderr]   Downloaded bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]   Downloaded bit_field v0.10.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.10
[INFO] [stderr]   Downloaded miniz_oxide v0.3.6
[INFO] [stderr]   Downloaded zip v0.5.5
[INFO] [stderr]   Downloaded subtle v1.0.0
[INFO] [stderr]   Downloaded block-modes v0.2.0
[INFO] [stderr]   Downloaded time v0.1.43
[INFO] [stderr]   Downloaded generic-array v0.9.0
[INFO] [stderr]   Downloaded backtrace v0.3.46
[INFO] [stderr]   Downloaded elf v0.0.10
[INFO] [stderr]   Downloaded backtrace-sys v0.1.35
[INFO] [stderr]   Downloaded byteorder v0.5.3
[INFO] [stderr]   Downloaded skeptic v0.13.4
[INFO] [stderr]   Downloaded rust-ini v0.13.0
[INFO] [stderr]   Downloaded byte-tools v0.2.0
[INFO] [stderr]   Downloaded cmac v0.2.0
[INFO] [stderr]   Downloaded owo-colors v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8773a4498bcdd2ef460b7fe0575b9784559028afa985e4d5cf1eccf6ad52803f
[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" "8773a4498bcdd2ef460b7fe0575b9784559028afa985e4d5cf1eccf6ad52803f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8773a4498bcdd2ef460b7fe0575b9784559028afa985e4d5cf1eccf6ad52803f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8773a4498bcdd2ef460b7fe0575b9784559028afa985e4d5cf1eccf6ad52803f", kill_on_drop: false }`
[INFO] [stdout] 8773a4498bcdd2ef460b7fe0575b9784559028afa985e4d5cf1eccf6ad52803f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--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] 52ffd39af590013c9a639c680fd897c31fcee0a0ef4b7126be2e3eaa2c606336
[INFO] running `Command { std: "docker" "start" "-a" "52ffd39af590013c9a639c680fd897c31fcee0a0ef4b7126be2e3eaa2c606336", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking bit_field v0.10.0
[INFO] [stderr]     Checking podio v0.1.6
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking owo-colors v1.0.3
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling lz4-sys v1.8.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking elf v0.0.10
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking dbl v0.2.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking block-modes v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking cmac v0.2.0
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking blz-nx v1.0.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking zip v0.5.5
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking attohttpc v0.13.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]    Compiling structopt-derive v0.4.6
[INFO] [stderr]     Checking structopt v0.3.13
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling lz4 v1.23.1
[INFO] [stderr]     Checking linkle v0.2.10
[INFO] [stderr]     Checking cargo-skyline v1.21.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/installer.rs:213:13
[INFO] [stdout]     |
[INFO] [stdout] 213 |             restart_game(restart_ip, title_id);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/installer.rs:213:13
[INFO] [stdout]     |
[INFO] [stdout] 213 |             restart_game(restart_ip, title_id);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.94s
[INFO] running `Command { std: "docker" "inspect" "52ffd39af590013c9a639c680fd897c31fcee0a0ef4b7126be2e3eaa2c606336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52ffd39af590013c9a639c680fd897c31fcee0a0ef4b7126be2e3eaa2c606336", kill_on_drop: false }`
[INFO] [stdout] 52ffd39af590013c9a639c680fd897c31fcee0a0ef4b7126be2e3eaa2c606336