[INFO] fetching crate tuftool 0.10.1...
[INFO] checking tuftool-0.10.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate tuftool 0.10.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate tuftool 0.10.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tuftool 0.10.1
[INFO] finished tweaking crates.io crate tuftool 0.10.1
[INFO] tweaked toml for crates.io crate tuftool 0.10.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate tuftool 0.10.1 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytes-utils v0.1.3
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[INFO] [stderr]   Downloaded openssl-sys v0.9.95
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[INFO] [stderr]   Downloaded aws-sdk-ssm v0.28.0
[INFO] [stderr]   Downloaded dyn-clone v1.0.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf06afbb2d42171ec2073a9da09436052a47bf8779b7e68aca9bdb904a384c81
[INFO] running `Command { std: "docker" "start" "-a" "bf06afbb2d42171ec2073a9da09436052a47bf8779b7e68aca9bdb904a384c81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf06afbb2d42171ec2073a9da09436052a47bf8779b7e68aca9bdb904a384c81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf06afbb2d42171ec2073a9da09436052a47bf8779b7e68aca9bdb904a384c81", kill_on_drop: false }`
[INFO] [stdout] bf06afbb2d42171ec2073a9da09436052a47bf8779b7e68aca9bdb904a384c81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d6160382b8dcedbd228a21813ebd332e8bf985b3cd73084d5b98420dc64c4f7
[INFO] running `Command { std: "docker" "start" "-a" "8d6160382b8dcedbd228a21813ebd332e8bf985b3cd73084d5b98420dc64c4f7", kill_on_drop: false }`
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[INFO] [stderr]     Checking aws-sdk-sso v0.28.0
[INFO] [stderr]     Checking aws-sdk-sts v0.28.0
[INFO] [stderr]     Checking aws-sdk-ssm v0.28.0
[INFO] [stderr]     Checking aws-sdk-kms v0.28.0
[INFO] [stderr]     Checking aws-config v0.55.3
[INFO] [stderr]     Checking tough-kms v0.7.0
[INFO] [stderr]     Checking tough-ssm v0.10.0
[INFO] [stderr]     Checking tuftool v0.10.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `TargetsFromDir`, `TargetNotFound`, `TempDir`, and `WriteTarget` are never constructed
[INFO] [stdout]    --> src/error.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 15  | pub(crate) enum Error {
[INFO] [stdout]     |                 ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 299 |     TargetsFromDir {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 306 |     TargetNotFound {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 312 |     TempDir {
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 377 |     WriteTarget {
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `TargetsFromDir`, `TargetNotFound`, `TempDir`, and `WriteTarget` are never constructed
[INFO] [stdout]    --> src/error.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 15  | pub(crate) enum Error {
[INFO] [stdout]     |                 ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 299 |     TargetsFromDir {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 306 |     TargetNotFound {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 312 |     TempDir {
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 377 |     WriteTarget {
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "8d6160382b8dcedbd228a21813ebd332e8bf985b3cd73084d5b98420dc64c4f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d6160382b8dcedbd228a21813ebd332e8bf985b3cd73084d5b98420dc64c4f7", kill_on_drop: false }`
[INFO] [stdout] 8d6160382b8dcedbd228a21813ebd332e8bf985b3cd73084d5b98420dc64c4f7
[INFO] checking tuftool-0.10.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate tuftool 0.10.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate tuftool 0.10.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tuftool 0.10.1
[INFO] finished tweaking crates.io crate tuftool 0.10.1
[INFO] tweaked toml for crates.io crate tuftool 0.10.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate tuftool 0.10.1 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d65a11ac31dfd5aca37329e57adea5dc101317dc25af02c4fa9de27584851896
[INFO] running `Command { std: "docker" "start" "-a" "d65a11ac31dfd5aca37329e57adea5dc101317dc25af02c4fa9de27584851896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d65a11ac31dfd5aca37329e57adea5dc101317dc25af02c4fa9de27584851896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d65a11ac31dfd5aca37329e57adea5dc101317dc25af02c4fa9de27584851896", kill_on_drop: false }`
[INFO] [stdout] d65a11ac31dfd5aca37329e57adea5dc101317dc25af02c4fa9de27584851896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed11ef5a8940d72c9ae889c3d94c0191e676b8e99969da16ba985b849736372b
[INFO] running `Command { std: "docker" "start" "-a" "ed11ef5a8940d72c9ae889c3d94c0191e676b8e99969da16ba985b849736372b", kill_on_drop: false }`
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[INFO] [stdout] warning: variants `TargetsFromDir`, `TargetNotFound`, `TempDir`, and `WriteTarget` are never constructed
[INFO] [stdout]    --> src/error.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 15  | pub(crate) enum Error {
[INFO] [stdout]     |                 ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 299 |     TargetsFromDir {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 306 |     TargetNotFound {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 312 |     TempDir {
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 377 |     WriteTarget {
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `TargetsFromDir`, `TargetNotFound`, `TempDir`, and `WriteTarget` are never constructed
[INFO] [stdout]    --> src/error.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 15  | pub(crate) enum Error {
[INFO] [stdout]     |                 ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 299 |     TargetsFromDir {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 306 |     TargetNotFound {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 312 |     TempDir {
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 377 |     WriteTarget {
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "ed11ef5a8940d72c9ae889c3d94c0191e676b8e99969da16ba985b849736372b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed11ef5a8940d72c9ae889c3d94c0191e676b8e99969da16ba985b849736372b", kill_on_drop: false }`
[INFO] [stdout] ed11ef5a8940d72c9ae889c3d94c0191e676b8e99969da16ba985b849736372b