[INFO] fetching crate samotop-server 1.0.1...
[INFO] checking samotop-server-1.0.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate samotop-server 1.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate samotop-server 1.0.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate samotop-server 1.0.1
[INFO] finished tweaking crates.io crate samotop-server 1.0.1
[INFO] tweaked toml for crates.io crate samotop-server 1.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate samotop-server 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 341b75663aaa6889c468b532d12ec4bb3bf3d0dee7b6d6ad0b95d20a423e99f8
[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" "341b75663aaa6889c468b532d12ec4bb3bf3d0dee7b6d6ad0b95d20a423e99f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "341b75663aaa6889c468b532d12ec4bb3bf3d0dee7b6d6ad0b95d20a423e99f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "341b75663aaa6889c468b532d12ec4bb3bf3d0dee7b6d6ad0b95d20a423e99f8", kill_on_drop: false }`
[INFO] [stdout] 341b75663aaa6889c468b532d12ec4bb3bf3d0dee7b6d6ad0b95d20a423e99f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] f848789a33e6ea2306c5fa92fa7a56c59798dbe1fc650876d4f7f43345a5e1a2
[INFO] running `Command { std: "docker" "start" "-a" "f848789a33e6ea2306c5fa92fa7a56c59798dbe1fc650876d4f7f43345a5e1a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking fastrand v1.3.4
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]     Checking vec-arena v0.5.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking samotop-model v0.10.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]     Checking async-mutex v1.1.5
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking async-channel v1.4.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking polling v0.1.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking async-std v1.6.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking viaspf v0.0.2
[INFO] [stderr]     Checking peg v0.6.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling async-trait v0.1.38
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking samotop-core v0.10.0
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking async-tls v0.9.0
[INFO] [stderr]     Checking samotop-parser v0.10.0
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]     Checking samotop v0.10.0
[INFO] [stderr]     Checking samotop-server v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `Command { std: "docker" "inspect" "f848789a33e6ea2306c5fa92fa7a56c59798dbe1fc650876d4f7f43345a5e1a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f848789a33e6ea2306c5fa92fa7a56c59798dbe1fc650876d4f7f43345a5e1a2", kill_on_drop: false }`
[INFO] [stdout] f848789a33e6ea2306c5fa92fa7a56c59798dbe1fc650876d4f7f43345a5e1a2