[INFO] cloning repository https://github.com/dak-x/s3cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dak-x/s3cli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdak-x%2Fs3cli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdak-x%2Fs3cli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 263a0cf3bf20efa30ee80ba865d5207abded1812
[INFO] checking dak-x/s3cli against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdak-x%2Fs3cli" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dak-x/s3cli on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dak-x/s3cli
[INFO] finished tweaking git repo https://github.com/dak-x/s3cli
[INFO] tweaked toml for git repo https://github.com/dak-x/s3cli written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dak-x/s3cli 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/awslabs/aws-sdk-rust`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v1.3.0
[INFO] [stderr]   Downloaded instant v0.1.11
[INFO] [stderr]   Downloaded pin-project-lite v0.2.7
[INFO] [stderr]   Downloaded proc-macro2 v1.0.29
[INFO] [stderr]   Downloaded mio v0.7.13
[INFO] [stderr]   Downloaded urlencoding v1.3.3
[INFO] [stderr]   Downloaded futures-task v0.3.17
[INFO] [stderr]   Downloaded tracing-core v0.1.20
[INFO] [stderr]   Downloaded futures-core v0.3.17
[INFO] [stderr]   Downloaded thiserror-impl v1.0.29
[INFO] [stderr]   Downloaded fastrand v1.5.0
[INFO] [stderr]   Downloaded security-framework-sys v2.4.2
[INFO] [stderr]   Downloaded security-framework v2.4.2
[INFO] [stderr]   Downloaded cc v1.0.70
[INFO] [stderr]   Downloaded rustls v0.19.1
[INFO] [stderr]   Downloaded libc v0.2.101
[INFO] [stderr]   Downloaded tokio v1.12.0
[INFO] [stderr]   Downloaded tower v0.4.8
[INFO] [stderr]   Downloaded futures-util v0.3.17
[INFO] [stderr]   Downloaded h2 v0.3.4
[INFO] [stderr]   Downloaded http v0.2.5
[INFO] [stderr]   Downloaded hyper v0.14.13
[INFO] [stderr]   Downloaded bumpalo v3.7.1
[INFO] [stderr]   Downloaded pin-project v1.0.8
[INFO] [stderr]   Downloaded syn v1.0.76
[INFO] [stderr]   Downloaded bytes-utils v0.1.1
[INFO] [stderr]   Downloaded futures-channel v0.3.17
[INFO] [stderr]   Downloaded pin-project-internal v1.0.8
[INFO] [stderr]   Downloaded tokio-util v0.6.8
[INFO] [stderr]   Downloaded tracing v0.1.28
[INFO] [stderr]   Downloaded structopt v0.3.23
[INFO] [stderr]   Downloaded openssl-probe v0.1.4
[INFO] [stderr]   Downloaded futures-macro v0.3.17
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.7
[INFO] [stderr]   Downloaded slab v0.4.4
[INFO] [stderr]   Downloaded http-body v0.4.3
[INFO] [stderr]   Downloaded httpdate v1.0.1
[INFO] [stderr]   Downloaded futures-sink v0.3.17
[INFO] [stderr]   Downloaded thiserror v1.0.29
[INFO] [stderr]   Downloaded xmlparser v0.13.3
[INFO] [stderr]   Downloaded tracing-attributes v0.1.16
[INFO] [stderr]   Downloaded zeroize v1.4.2
[INFO] [stderr]   Downloaded structopt-derive v0.4.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51691e1f5fb2aa5c39361830c65f5b171d62e09fca49897e1d33df75ad80be82
[INFO] running `Command { std: "docker" "start" "-a" "51691e1f5fb2aa5c39361830c65f5b171d62e09fca49897e1d33df75ad80be82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51691e1f5fb2aa5c39361830c65f5b171d62e09fca49897e1d33df75ad80be82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51691e1f5fb2aa5c39361830c65f5b171d62e09fca49897e1d33df75ad80be82", kill_on_drop: false }`
[INFO] [stdout] 51691e1f5fb2aa5c39361830c65f5b171d62e09fca49897e1d33df75ad80be82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f35690507025ae7cbbadb1f40513160a08bebcd1e7cb5417f5d1bf526c620f4e
[INFO] running `Command { std: "docker" "start" "-a" "f35690507025ae7cbbadb1f40513160a08bebcd1e7cb5417f5d1bf526c620f4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking instant v0.1.11
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking tracing-core v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling aws-types v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking zeroize v1.4.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking bytes-utils v0.1.1
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking xmlparser v0.13.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking urlencoding v1.3.3
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]     Checking smithy-types v0.0.1 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking smithy-eventstream v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking smithy-query v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking smithy-json v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking ct-logs v0.8.0
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.16
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]     Checking tracing v0.1.28
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking smithy-xml v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking structopt v0.3.23
[INFO] [stderr]     Checking aws-sigv4 v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking smithy-async v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking tower v0.4.8
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking h2 v0.3.4
[INFO] [stderr]     Checking hyper v0.14.13
[INFO] [stderr]     Checking smithy-http v0.0.1 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking smithy-http-tower v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking aws-auth v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking aws-endpoint v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking aws-http v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking aws-sig-auth v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking smithy-client v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking aws-hyper v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking aws-sdk-sts v0.0.19-alpha (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking aws-sdk-s3 v0.0.19-alpha (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking aws-config v0.1.0 (https://github.com/awslabs/aws-sdk-rust?tag=v0.0.19-alpha#74bae11a)
[INFO] [stderr]     Checking s3cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `UploadPartOutput`
[INFO] [stdout]  --> src/main.rs:8:47
[INFO] [stdout]   |
[INFO] [stdout] 8 | use s3::output::{CreateMultipartUploadOutput, UploadPartOutput};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `UploadPartOutput`
[INFO] [stdout]  --> src/main.rs:8:47
[INFO] [stdout]   |
[INFO] [stdout] 8 | use s3::output::{CreateMultipartUploadOutput, UploadPartOutput};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bucket` is never read
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     DeleteBucket {
[INFO] [stdout]    |     ------------ field in this variant
[INFO] [stdout] 32 |         bucket: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:206:17
[INFO] [stdout]     |
[INFO] [stdout] 206 |         .key(key.clone())
[INFO] [stdout]     |                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:262:25
[INFO] [stdout]     |
[INFO] [stdout] 262 |                 .key(key.clone())
[INFO] [stdout]     |                         ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bucket` is never read
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     DeleteBucket {
[INFO] [stdout]    |     ------------ field in this variant
[INFO] [stdout] 32 |         bucket: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:206:17
[INFO] [stdout]     |
[INFO] [stdout] 206 |         .key(key.clone())
[INFO] [stdout]     |                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:262:25
[INFO] [stdout]     |
[INFO] [stdout] 262 |                 .key(key.clone())
[INFO] [stdout]     |                         ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.82s
[INFO] running `Command { std: "docker" "inspect" "f35690507025ae7cbbadb1f40513160a08bebcd1e7cb5417f5d1bf526c620f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f35690507025ae7cbbadb1f40513160a08bebcd1e7cb5417f5d1bf526c620f4e", kill_on_drop: false }`
[INFO] [stdout] f35690507025ae7cbbadb1f40513160a08bebcd1e7cb5417f5d1bf526c620f4e