[INFO] fetching crate cargo-upgrades 1.2.0...
[INFO] checking cargo-upgrades-1.2.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate cargo-upgrades 1.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate cargo-upgrades 1.2.0 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-upgrades 1.2.0
[INFO] finished tweaking crates.io crate cargo-upgrades 1.2.0
[INFO] tweaked toml for crates.io crate cargo-upgrades 1.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate cargo-upgrades 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71bb6c9f555c4bbfddbbe0ae40a3444da77de36155a3b7b4be8e820b7695e9ab
[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" "71bb6c9f555c4bbfddbbe0ae40a3444da77de36155a3b7b4be8e820b7695e9ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71bb6c9f555c4bbfddbbe0ae40a3444da77de36155a3b7b4be8e820b7695e9ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71bb6c9f555c4bbfddbbe0ae40a3444da77de36155a3b7b4be8e820b7695e9ab", kill_on_drop: false }`
[INFO] [stdout] 71bb6c9f555c4bbfddbbe0ae40a3444da77de36155a3b7b4be8e820b7695e9ab
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4abcb3f2d357c6572a0e0778a36db0936734a7f991fe4980a4dc9e6d8e2d21f8
[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" "4abcb3f2d357c6572a0e0778a36db0936734a7f991fe4980a4dc9e6d8e2d21f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling libgit2-sys v0.12.14+1.1.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking semver-parser v0.10.0
[INFO] [stderr]     Checking git2 v0.13.12
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking smartstring v0.2.5
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking cargo_metadata v0.12.0
[INFO] [stderr]     Checking crates-index v0.16.0
[INFO] [stderr]     Checking cargo-upgrades v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "4abcb3f2d357c6572a0e0778a36db0936734a7f991fe4980a4dc9e6d8e2d21f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4abcb3f2d357c6572a0e0778a36db0936734a7f991fe4980a4dc9e6d8e2d21f8", kill_on_drop: false }`
[INFO] [stdout] 4abcb3f2d357c6572a0e0778a36db0936734a7f991fe4980a4dc9e6d8e2d21f8