[INFO] fetching crate liblinear 1.0.0...
[INFO] checking liblinear-1.0.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate liblinear 1.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate liblinear 1.0.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate liblinear 1.0.0
[INFO] finished tweaking crates.io crate liblinear 1.0.0
[INFO] tweaked toml for crates.io crate liblinear 1.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc533feabe8d188bfbc3befc6f63a17eada05db4960defe22d6090ea3cdb6add
[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" "dc533feabe8d188bfbc3befc6f63a17eada05db4960defe22d6090ea3cdb6add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc533feabe8d188bfbc3befc6f63a17eada05db4960defe22d6090ea3cdb6add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc533feabe8d188bfbc3befc6f63a17eada05db4960defe22d6090ea3cdb6add", kill_on_drop: false }`
[INFO] [stdout] dc533feabe8d188bfbc3befc6f63a17eada05db4960defe22d6090ea3cdb6add
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ad5e736afeb0abcb82fb0a187b9b299094bb25b1b7da7a1b67214dad524d7cb
[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" "2ad5e736afeb0abcb82fb0a187b9b299094bb25b1b7da7a1b67214dad524d7cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking parsnip v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling liblinear v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking miniz_oxide v0.4.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.58
[INFO] [stderr] warning: liblinear/linear.cpp: In function 'void print_null(const char*)':
[INFO] [stderr] warning: liblinear/linear.cpp:31:36: warning: unused parameter 's' [-Wunused-parameter]
[INFO] [stderr] warning:    31 | static void print_null(const char *s) {}
[INFO] [stderr] warning:       |                        ~~~~~~~~~~~~^
[INFO] [stderr] warning: liblinear/linear.cpp: In function 'double calc_max_p(const problem*, const parameter*)':
[INFO] [stderr] warning: liblinear/linear.cpp:2311:64: warning: unused parameter 'param' [-Wunused-parameter]
[INFO] [stderr] warning:  2311 | static double calc_max_p(const problem *prob, const parameter *param)
[INFO] [stderr] warning:       |                                               ~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: liblinear/linear.cpp: In function 'const char* check_parameter(const problem*, const parameter*)':
[INFO] [stderr] warning: liblinear/linear.cpp:3151:44: warning: unused parameter 'prob' [-Wunused-parameter]
[INFO] [stderr] warning:  3151 | const char *check_parameter(const problem *prob, const parameter *param)
[INFO] [stderr] warning:       |                             ~~~~~~~~~~~~~~~^~~~
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.15s
[INFO] running `Command { std: "docker" "inspect" "2ad5e736afeb0abcb82fb0a187b9b299094bb25b1b7da7a1b67214dad524d7cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad5e736afeb0abcb82fb0a187b9b299094bb25b1b7da7a1b67214dad524d7cb", kill_on_drop: false }`
[INFO] [stdout] 2ad5e736afeb0abcb82fb0a187b9b299094bb25b1b7da7a1b67214dad524d7cb