[INFO] fetching crate pdc 0.3.1...
[INFO] checking pdc-0.3.1 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate pdc 0.3.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate pdc 0.3.1 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pdc 0.3.1
[INFO] finished tweaking crates.io crate pdc 0.3.1
[INFO] tweaked toml for crates.io crate pdc 0.3.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate pdc 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 916b700951107e57123b82ea52ff29e0201ebd43b4cfcbb9db58b13a53a82422
[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" "916b700951107e57123b82ea52ff29e0201ebd43b4cfcbb9db58b13a53a82422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "916b700951107e57123b82ea52ff29e0201ebd43b4cfcbb9db58b13a53a82422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "916b700951107e57123b82ea52ff29e0201ebd43b4cfcbb9db58b13a53a82422", kill_on_drop: false }`
[INFO] [stdout] 916b700951107e57123b82ea52ff29e0201ebd43b4cfcbb9db58b13a53a82422
[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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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] 370752655fe4cd79b1be16abf35136e4aea73abbb8d35bb024dcc3b5737aca7d
[INFO] running `Command { std: "docker" "start" "-a" "370752655fe4cd79b1be16abf35136e4aea73abbb8d35bb024dcc3b5737aca7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]    Compiling strum_macros v0.8.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking mio v0.7.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking spinner v0.5.0
[INFO] [stderr]     Checking spinners v1.2.0
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking tokio-util v0.6.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking h2 v0.3.1
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.1
[INFO] [stderr]     Checking pdc v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.95s
[INFO] running `Command { std: "docker" "inspect" "370752655fe4cd79b1be16abf35136e4aea73abbb8d35bb024dcc3b5737aca7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "370752655fe4cd79b1be16abf35136e4aea73abbb8d35bb024dcc3b5737aca7d", kill_on_drop: false }`
[INFO] [stdout] 370752655fe4cd79b1be16abf35136e4aea73abbb8d35bb024dcc3b5737aca7d