[INFO] fetching crate fenrir 0.1.1...
[INFO] checking fenrir-0.1.1 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate fenrir 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate fenrir 0.1.1 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fenrir 0.1.1
[INFO] finished tweaking crates.io crate fenrir 0.1.1
[INFO] tweaked toml for crates.io crate fenrir 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate fenrir 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded concurrent-queue v1.1.1
[INFO] [stderr]   Downloaded blocking v0.4.6
[INFO] [stderr]   Downloaded async-attributes v1.1.1
[INFO] [stderr]   Downloaded parking v1.0.4
[INFO] [stderr]   Downloaded sluice v0.4.2
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded isahc v0.7.6
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded surf v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b66f8e6471801b0fcf41a8432ef55db6865fb5e4e94b168b8582966b97b598a3
[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" "b66f8e6471801b0fcf41a8432ef55db6865fb5e4e94b168b8582966b97b598a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b66f8e6471801b0fcf41a8432ef55db6865fb5e4e94b168b8582966b97b598a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b66f8e6471801b0fcf41a8432ef55db6865fb5e4e94b168b8582966b97b598a3", kill_on_drop: false }`
[INFO] [stdout] b66f8e6471801b0fcf41a8432ef55db6865fb5e4e94b168b8582966b97b598a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] 6e97a8c282b8dbbcfde053629a1f137d146300082fbe12c272dda3448f81cf04
[INFO] running `Command { std: "docker" "start" "-a" "6e97a8c282b8dbbcfde053629a1f137d146300082fbe12c272dda3448f81cf04", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling curl v0.4.30
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking parking v1.0.4
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking fastrand v1.3.3
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking concurrent-queue v1.1.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking sluice v0.4.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling curl-sys v0.4.32+curl-7.70.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking blocking v0.4.6
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking async-std v1.6.2
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking surf v1.0.3
[INFO] [stderr]     Checking fenrir v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "6e97a8c282b8dbbcfde053629a1f137d146300082fbe12c272dda3448f81cf04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e97a8c282b8dbbcfde053629a1f137d146300082fbe12c272dda3448f81cf04", kill_on_drop: false }`
[INFO] [stdout] 6e97a8c282b8dbbcfde053629a1f137d146300082fbe12c272dda3448f81cf04