[INFO] cloning repository https://github.com/hagsteel/gut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hagsteel/gut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhagsteel%2Fgut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhagsteel%2Fgut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aec2981b86be80f70291472d2456e3083a1fe2e4
[INFO] testing hagsteel/gut against 1.63.0 for beta-1.64-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhagsteel%2Fgut" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hagsteel/gut on toolchain 1.63.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hagsteel/gut
[INFO] finished tweaking git repo https://github.com/hagsteel/gut
[INFO] tweaked toml for git repo https://github.com/hagsteel/gut written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/hagsteel/gut already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded cargo v0.43.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b6e760090c8206a47d1f95f67e24069df048c9494b6bd79fd1fbab61972feff
[INFO] running `Command { std: "docker" "start" "-a" "0b6e760090c8206a47d1f95f67e24069df048c9494b6bd79fd1fbab61972feff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b6e760090c8206a47d1f95f67e24069df048c9494b6bd79fd1fbab61972feff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b6e760090c8206a47d1f95f67e24069df048c9494b6bd79fd1fbab61972feff", kill_on_drop: false }`
[INFO] [stdout] 0b6e760090c8206a47d1f95f67e24069df048c9494b6bd79fd1fbab61972feff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 465576a119d652e8907c1705354a5e47499f9197ff3a35041b8eb4a0e43ebe3c
[INFO] running `Command { std: "docker" "start" "-a" "465576a119d652e8907c1705354a5e47499f9197ff3a35041b8eb4a0e43ebe3c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling version_check v0.9.1
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[INFO] [stderr]    Compiling arc-swap v0.4.4
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[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling futures-sink v0.3.1
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[INFO] [stderr]    Compiling data-encoding v2.1.2
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[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
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[INFO] [stderr]    Compiling curl-sys v0.4.30+curl-7.69.1
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[INFO] [stderr]    Compiling libgit2-sys v0.10.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
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[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling tokio-macros v0.2.3
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling tokio v0.2.8
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.2.1
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling pin-project v0.4.6
[INFO] [stderr]    Compiling hyper v0.13.1
[INFO] [stderr]    Compiling structopt-derive v0.4.0
[INFO] [stderr]    Compiling hyper-tls v0.4.0
[INFO] [stderr]    Compiling structopt v0.3.7
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling serde_ignored v0.1.1
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling toml v0.5.5
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustfix v0.5.1
[INFO] [stderr]    Compiling crates-io v0.31.0
[INFO] [stderr]    Compiling handlebars v3.0.1
[INFO] [stderr]    Compiling reqwest v0.10.0
[INFO] [stderr]    Compiling git2 v0.11.0
[INFO] [stderr]    Compiling git2-curl v0.12.0
[INFO] [stderr]    Compiling cargo v0.43.1
[INFO] [stderr]    Compiling gdt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `description` and `usage` are never read
[INFO] [stdout]   --> src/package/package.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Package {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 25 |     name: String,
[INFO] [stdout] 26 |     description: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 27 |     usage: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Package` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 26s
[INFO] running `Command { std: "docker" "inspect" "465576a119d652e8907c1705354a5e47499f9197ff3a35041b8eb4a0e43ebe3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "465576a119d652e8907c1705354a5e47499f9197ff3a35041b8eb4a0e43ebe3c", kill_on_drop: false }`
[INFO] [stdout] 465576a119d652e8907c1705354a5e47499f9197ff3a35041b8eb4a0e43ebe3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b516766ab2f9604cdbb232336403b1a36204157c811acdd2cca8f7e43be50cc
[INFO] running `Command { std: "docker" "start" "-a" "8b516766ab2f9604cdbb232336403b1a36204157c811acdd2cca8f7e43be50cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gdt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `description` and `usage` are never read
[INFO] [stdout]   --> src/package/package.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Package {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 25 |     name: String,
[INFO] [stdout] 26 |     description: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 27 |     usage: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Package` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "8b516766ab2f9604cdbb232336403b1a36204157c811acdd2cca8f7e43be50cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b516766ab2f9604cdbb232336403b1a36204157c811acdd2cca8f7e43be50cc", kill_on_drop: false }`
[INFO] [stdout] 8b516766ab2f9604cdbb232336403b1a36204157c811acdd2cca8f7e43be50cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9201209616e942b958f76ffbe5bd202a75f723555f5427cb7245e926f6efdd8f
[INFO] running `Command { std: "docker" "start" "-a" "9201209616e942b958f76ffbe5bd202a75f723555f5427cb7245e926f6efdd8f", kill_on_drop: false }`
[INFO] [stderr] warning: fields `description` and `usage` are never read
[INFO] [stderr]   --> src/package/package.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct Package {
[INFO] [stderr]    |            ------- fields in this struct
[INFO] [stderr] 25 |     name: String,
[INFO] [stderr] 26 |     description: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 27 |     usage: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]    = note: `Package` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `gdt` (bin "gdt" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/gdt-a83c40e1074d1dab)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9201209616e942b958f76ffbe5bd202a75f723555f5427cb7245e926f6efdd8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9201209616e942b958f76ffbe5bd202a75f723555f5427cb7245e926f6efdd8f", kill_on_drop: false }`
[INFO] [stdout] 9201209616e942b958f76ffbe5bd202a75f723555f5427cb7245e926f6efdd8f