[INFO] cloning repository https://github.com/Keruspe/cargo-duplicates
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Keruspe/cargo-duplicates" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeruspe%2Fcargo-duplicates", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeruspe%2Fcargo-duplicates'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d1c6be5efbe5c5acf3336e84e6f5e7c6bdeaf55
[INFO] checking Keruspe/cargo-duplicates against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeruspe%2Fcargo-duplicates" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Keruspe/cargo-duplicates on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Keruspe/cargo-duplicates
[INFO] finished tweaking git repo https://github.com/Keruspe/cargo-duplicates
[INFO] tweaked toml for git repo https://github.com/Keruspe/cargo-duplicates written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Keruspe/cargo-duplicates already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09c00a0ed2a875d472649befae5cbc5febab11d1b4616064a5c736cbf135e3e9
[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" "09c00a0ed2a875d472649befae5cbc5febab11d1b4616064a5c736cbf135e3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09c00a0ed2a875d472649befae5cbc5febab11d1b4616064a5c736cbf135e3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c00a0ed2a875d472649befae5cbc5febab11d1b4616064a5c736cbf135e3e9", kill_on_drop: false }`
[INFO] [stdout] 09c00a0ed2a875d472649befae5cbc5febab11d1b4616064a5c736cbf135e3e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] a665923bfa1bdd02c3b10903274338e4ac2ba4c95adffaf300274f0d597db0a7
[INFO] running `Command { std: "docker" "start" "-a" "a665923bfa1bdd02c3b10903274338e4ac2ba4c95adffaf300274f0d597db0a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking bytesize v1.0.1
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking opener v0.4.1
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking rustc-workspace-hack v1.0.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]     Checking tabwriter v1.2.1
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking crossbeam-utils v0.8.1
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.0
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking jobserver v0.1.21
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.5+1.42.0
[INFO] [stderr]    Compiling curl-sys v0.4.39+curl-7.74.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.20
[INFO] [stderr]    Compiling libgit2-sys v0.12.17+1.1.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]    Compiling cargo v0.50.0
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]     Checking sized-chunks v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking git2 v0.13.15
[INFO] [stderr]     Checking git2-curl v0.14.1
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking crates-io v0.31.1
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stderr]     Checking cargo-duplicates v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "a665923bfa1bdd02c3b10903274338e4ac2ba4c95adffaf300274f0d597db0a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a665923bfa1bdd02c3b10903274338e4ac2ba4c95adffaf300274f0d597db0a7", kill_on_drop: false }`
[INFO] [stdout] a665923bfa1bdd02c3b10903274338e4ac2ba4c95adffaf300274f0d597db0a7