[INFO] fetching crate getsb 0.1.2...
[INFO] checking getsb-0.1.2 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate getsb 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate getsb 0.1.2 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate getsb 0.1.2
[INFO] finished tweaking crates.io crate getsb 0.1.2
[INFO] tweaked toml for crates.io crate getsb 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quine-mc_cluskey v0.2.4
[INFO] [stderr]   Downloaded semver v0.6.0
[INFO] [stderr]   Downloaded regex-syntax v0.4.2
[INFO] [stderr]   Downloaded cargo_metadata v0.2.3
[INFO] [stderr]   Downloaded clippy v0.0.134
[INFO] [stderr]   Downloaded clippy_lints v0.0.134
[INFO] [stderr]   Downloaded knock v0.1.8
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09e055b10c00f090170543e110b8fcf6120a48f3b52001310c4ef637cf116c76
[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" "09e055b10c00f090170543e110b8fcf6120a48f3b52001310c4ef637cf116c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09e055b10c00f090170543e110b8fcf6120a48f3b52001310c4ef637cf116c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e055b10c00f090170543e110b8fcf6120a48f3b52001310c4ef637cf116c76", kill_on_drop: false }`
[INFO] [stdout] 09e055b10c00f090170543e110b8fcf6120a48f3b52001310c4ef637cf116c76
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54aaae44f63fd829d681351728dbb27993103cb7fecd49b488d7c5f2b1e86d61
[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" "54aaae44f63fd829d681351728dbb27993103cb7fecd49b488d7c5f2b1e86d61", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stderr]     Checking knock v0.1.8
[INFO] [stderr]     Checking getsb v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.83s
[INFO] running `Command { std: "docker" "inspect" "54aaae44f63fd829d681351728dbb27993103cb7fecd49b488d7c5f2b1e86d61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54aaae44f63fd829d681351728dbb27993103cb7fecd49b488d7c5f2b1e86d61", kill_on_drop: false }`
[INFO] [stdout] 54aaae44f63fd829d681351728dbb27993103cb7fecd49b488d7c5f2b1e86d61