[INFO] crate cargo-whatfeatures 0.9.0 is already in cache
[INFO] checking cargo-whatfeatures-0.9.0 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate cargo-whatfeatures 0.9.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cargo-whatfeatures 0.9.0 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-whatfeatures 0.9.0
[INFO] finished tweaking crates.io crate cargo-whatfeatures 0.9.0
[INFO] tweaked toml for crates.io crate cargo-whatfeatures 0.9.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate cargo-whatfeatures 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", 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] 3f5cb3cdec7c3becae92d1f9232348d72ded2e0784f09be7b07cee2930fc258f
[INFO] running `Command { std: "docker" "start" "-a" "3f5cb3cdec7c3becae92d1f9232348d72ded2e0784f09be7b07cee2930fc258f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f5cb3cdec7c3becae92d1f9232348d72ded2e0784f09be7b07cee2930fc258f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f5cb3cdec7c3becae92d1f9232348d72ded2e0784f09be7b07cee2930fc258f", kill_on_drop: false }`
[INFO] [stdout] 3f5cb3cdec7c3becae92d1f9232348d72ded2e0784f09be7b07cee2930fc258f
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52fbb2712cb5fbdfedfc53e413f110772ef85b2fe37ffeee9b168f44c7d5fd1e
[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" "52fbb2712cb5fbdfedfc53e413f110772ef85b2fe37ffeee9b168f44c7d5fd1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking adler v0.2.2
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking pico-args v0.3.3
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking crate_version_parse v0.2.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking tar v0.4.29
[INFO] [stderr]     Checking directories-next v1.0.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking cargo_metadata v0.10.0
[INFO] [stderr]     Checking attohttpc v0.15.0
[INFO] [stderr]     Checking cargo-whatfeatures v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.73s
[INFO] running `Command { std: "docker" "inspect" "52fbb2712cb5fbdfedfc53e413f110772ef85b2fe37ffeee9b168f44c7d5fd1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52fbb2712cb5fbdfedfc53e413f110772ef85b2fe37ffeee9b168f44c7d5fd1e", kill_on_drop: false }`
[INFO] [stdout] 52fbb2712cb5fbdfedfc53e413f110772ef85b2fe37ffeee9b168f44c7d5fd1e