[INFO] fetching crate migrate 0.2.0...
[INFO] checking migrate-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate migrate 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate migrate 0.2.0 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 crates.io crate migrate 0.2.0
[INFO] finished tweaking crates.io crate migrate 0.2.0
[INFO] tweaked toml for crates.io crate migrate 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate migrate 0.2.0 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 crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusoto_core v0.47.0
[INFO] [stderr]   Downloaded advisory-lock v0.3.0
[INFO] [stderr]   Downloaded futures-macro v0.3.16
[INFO] [stderr]   Downloaded rusoto_signature v0.47.0
[INFO] [stderr]   Downloaded tokio-macros v1.3.0
[INFO] [stderr]   Downloaded zeroize v1.4.1
[INFO] [stderr]   Downloaded migrate-core v0.1.0
[INFO] [stderr]   Downloaded migrate-state v0.1.0
[INFO] [stderr]   Downloaded futures-executor v0.3.16
[INFO] [stderr]   Downloaded fs-err v2.6.0
[INFO] [stderr]   Downloaded serde_derive v1.0.129
[INFO] [stderr]   Downloaded rusoto_credential v0.47.0
[INFO] [stderr]   Downloaded serde v1.0.129
[INFO] [stderr]   Downloaded futures v0.3.16
[INFO] [stderr]   Downloaded async-trait v0.1.51
[INFO] [stderr]   Downloaded hyper v0.14.12
[INFO] [stderr]   Downloaded tokio v1.10.1
[INFO] [stderr]   Downloaded rusoto_dynamodb v0.47.0
[INFO] [stderr]   Downloaded migrate-state-file v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2515ee40f22f1ab1248358d58bad209836a182b5e59e488248d2f3ca30ae1330
[INFO] running `Command { std: "docker" "start" "-a" "2515ee40f22f1ab1248358d58bad209836a182b5e59e488248d2f3ca30ae1330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2515ee40f22f1ab1248358d58bad209836a182b5e59e488248d2f3ca30ae1330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2515ee40f22f1ab1248358d58bad209836a182b5e59e488248d2f3ca30ae1330", kill_on_drop: false }`
[INFO] [stdout] 2515ee40f22f1ab1248358d58bad209836a182b5e59e488248d2f3ca30ae1330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7978adc916da3582be022acb7618d2025701c02003eb4b8ffc45ddbc8e0d1156
[INFO] running `Command { std: "docker" "start" "-a" "7978adc916da3582be022acb7618d2025701c02003eb4b8ffc45ddbc8e0d1156", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking tracing-core v0.1.19
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling tokio v1.10.1
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
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[INFO] [stderr]     Checking parking_lot v0.11.1
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[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking futures-io v0.3.16
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[INFO] [stderr]    Compiling openssl-sys v0.9.66
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[INFO] [stderr]     Checking foreign-types v0.3.2
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
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[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crc32fast v1.2.1
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[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking regex-automata v0.1.10
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[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]    Compiling rusoto_core v0.47.0
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking either v1.6.1
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[INFO] [stderr]     Checking object v0.26.1
[INFO] [stderr]     Checking owo-colors v1.3.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking xml-rs v0.8.4
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[INFO] [stderr]    Compiling doc-comment v0.3.3
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[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]     Checking migrate-state v0.1.0
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking migrate-state-file v0.1.0
[INFO] [stderr]     Checking h2 v0.3.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking hyper v0.14.12
[INFO] [stderr]     Checking tracing-subscriber v0.2.20
[INFO] [stderr]     Checking migrate-core v0.1.0
[INFO] [stderr]     Checking migrate v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `DynError` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use error::*;
[INFO] [stdout]    |         -------- the item `DynError` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 32 | use error::{DynError, Error};
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:32:23
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use error::*;
[INFO] [stdout]    |         -------- the item `Error` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 32 | use error::{DynError, Error};
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable `pub` item
[INFO] [stdout]   --> src/lib.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use error::*;
[INFO] [stdout]    | ---     ^^^^^
[INFO] [stdout]    | |
[INFO] [stdout]    | help: consider restricting its visibility: `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: or consider exporting it for use by other crates
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![warn(missing_docs, unreachable_pub, rust_2018_idioms)]
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]     Checking color-spantrace v0.1.6
[INFO] [stderr]     Checking color-eyre v0.5.11
[INFO] [stderr]     Checking rusoto_credential v0.47.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking rusoto_signature v0.47.0
[INFO] [stderr]     Checking rusoto_dynamodb v0.47.0
[INFO] [stdout] warning: the item `DynError` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use error::*;
[INFO] [stdout]    |         -------- the item `DynError` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 32 | use error::{DynError, Error};
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:32:23
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use error::*;
[INFO] [stdout]    |         -------- the item `Error` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 32 | use error::{DynError, Error};
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable `pub` item
[INFO] [stdout]   --> src/lib.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use error::*;
[INFO] [stdout]    | ---     ^^^^^
[INFO] [stdout]    | |
[INFO] [stdout]    | help: consider restricting its visibility: `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: or consider exporting it for use by other crates
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![warn(missing_docs, unreachable_pub, rust_2018_idioms)]
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.57s
[INFO] running `Command { std: "docker" "inspect" "7978adc916da3582be022acb7618d2025701c02003eb4b8ffc45ddbc8e0d1156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7978adc916da3582be022acb7618d2025701c02003eb4b8ffc45ddbc8e0d1156", kill_on_drop: false }`
[INFO] [stdout] 7978adc916da3582be022acb7618d2025701c02003eb4b8ffc45ddbc8e0d1156