[INFO] cloning repository https://github.com/linkdd/tricorder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/linkdd/tricorder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinkdd%2Ftricorder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinkdd%2Ftricorder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8cd804007616d03f9e9966a3932c3bb0a5e7a253
[INFO] checking linkdd/tricorder against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinkdd%2Ftricorder" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/linkdd/tricorder on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/linkdd/tricorder
[INFO] finished tweaking git repo https://github.com/linkdd/tricorder
[INFO] tweaked toml for git repo https://github.com/linkdd/tricorder written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/linkdd/tricorder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bet v1.0.1
[INFO] [stderr]   Downloaded is_executable v1.0.1
[INFO] [stderr]   Downloaded beef v0.5.1
[INFO] [stderr]   Downloaded logos-derive v0.12.0
[INFO] [stderr]   Downloaded logos v0.12.0
[INFO] [stderr]   Downloaded quote v1.0.16
[INFO] [stderr]   Downloaded ssh2 v0.9.3
[INFO] [stderr]   Downloaded syn v1.0.89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d61379997a89cba28f6e4c2ad6477785527b0470a9c8d62bc206541813c7fc2e
[INFO] running `Command { std: "docker" "start" "-a" "d61379997a89cba28f6e4c2ad6477785527b0470a9c8d62bc206541813c7fc2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d61379997a89cba28f6e4c2ad6477785527b0470a9c8d62bc206541813c7fc2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61379997a89cba28f6e4c2ad6477785527b0470a9c8d62bc206541813c7fc2e", kill_on_drop: false }`
[INFO] [stdout] d61379997a89cba28f6e4c2ad6477785527b0470a9c8d62bc206541813c7fc2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a570f03d8ce366770ed57ffbd56a922ba0c55e24c9ba273ede9352a379b3c69b
[INFO] running `Command { std: "docker" "start" "-a" "a570f03d8ce366770ed57ffbd56a922ba0c55e24c9ba273ede9352a379b3c69b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking bet v1.0.1
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking is_executable v1.0.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling libz-sys v1.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking file-mode v0.1.2
[INFO] [stderr]     Checking clap v3.1.6
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking ssh2 v0.9.3
[INFO] [stderr]     Checking tricorder v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.99s
[INFO] running `Command { std: "docker" "inspect" "a570f03d8ce366770ed57ffbd56a922ba0c55e24c9ba273ede9352a379b3c69b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a570f03d8ce366770ed57ffbd56a922ba0c55e24c9ba273ede9352a379b3c69b", kill_on_drop: false }`
[INFO] [stdout] a570f03d8ce366770ed57ffbd56a922ba0c55e24c9ba273ede9352a379b3c69b
[INFO] checking linkdd/tricorder against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinkdd%2Ftricorder" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/linkdd/tricorder on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/linkdd/tricorder
[INFO] finished tweaking git repo https://github.com/linkdd/tricorder
[INFO] tweaked toml for git repo https://github.com/linkdd/tricorder written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/linkdd/tricorder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e6ba306b2d6c5e5b6d9030ffba9cd7c50769010c8f06780137f5c4be53f3a2d
[INFO] running `Command { std: "docker" "start" "-a" "8e6ba306b2d6c5e5b6d9030ffba9cd7c50769010c8f06780137f5c4be53f3a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e6ba306b2d6c5e5b6d9030ffba9cd7c50769010c8f06780137f5c4be53f3a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6ba306b2d6c5e5b6d9030ffba9cd7c50769010c8f06780137f5c4be53f3a2d", kill_on_drop: false }`
[INFO] [stdout] 8e6ba306b2d6c5e5b6d9030ffba9cd7c50769010c8f06780137f5c4be53f3a2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 092ef65fc7f1b2a3f3768f2d28b671a3bcb4dc27dc4dc62033d8ce56036e697d
[INFO] running `Command { std: "docker" "start" "-a" "092ef65fc7f1b2a3f3768f2d28b671a3bcb4dc27dc4dc62033d8ce56036e697d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking bet v1.0.1
[INFO] [stderr]     Checking is_executable v1.0.1
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking file-mode v0.1.2
[INFO] [stderr]    Compiling libz-sys v1.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]     Checking clap v3.1.6
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking ssh2 v0.9.3
[INFO] [stderr]     Checking tricorder v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.29s
[INFO] running `Command { std: "docker" "inspect" "092ef65fc7f1b2a3f3768f2d28b671a3bcb4dc27dc4dc62033d8ce56036e697d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "092ef65fc7f1b2a3f3768f2d28b671a3bcb4dc27dc4dc62033d8ce56036e697d", kill_on_drop: false }`
[INFO] [stdout] 092ef65fc7f1b2a3f3768f2d28b671a3bcb4dc27dc4dc62033d8ce56036e697d