[INFO] fetching crate flowmailer 0.1.1...
[INFO] checking flowmailer-0.1.1 against master#18a6d911caba59605eb03db1452848a85d2e5879 for pr-112743
[INFO] extracting crate flowmailer 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate flowmailer 0.1.1 on toolchain 18a6d911caba59605eb03db1452848a85d2e5879
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flowmailer 0.1.1
[INFO] finished tweaking crates.io crate flowmailer 0.1.1
[INFO] tweaked toml for crates.io crate flowmailer 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate flowmailer 0.1.1 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" "+18a6d911caba59605eb03db1452848a85d2e5879" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd5b2e7df792d788c1fe7aa5cda53166a47ac74ef32d730fc76a2b21ec2b0234
[INFO] running `Command { std: "docker" "start" "-a" "dd5b2e7df792d788c1fe7aa5cda53166a47ac74ef32d730fc76a2b21ec2b0234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd5b2e7df792d788c1fe7aa5cda53166a47ac74ef32d730fc76a2b21ec2b0234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5b2e7df792d788c1fe7aa5cda53166a47ac74ef32d730fc76a2b21ec2b0234", kill_on_drop: false }`
[INFO] [stdout] dd5b2e7df792d788c1fe7aa5cda53166a47ac74ef32d730fc76a2b21ec2b0234
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f72572cf3f1d33de6e7dac3e6539b4c61cf57fe14de3fa246d705b3b2f58eb8
[INFO] running `Command { std: "docker" "start" "-a" "0f72572cf3f1d33de6e7dac3e6539b4c61cf57fe14de3fa246d705b3b2f58eb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking futures-io v0.3.26
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking unicode-bidi v0.3.10
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking ipnet v2.7.1
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking tokio-util v0.7.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.15
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper v0.14.24
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.14
[INFO] [stderr]     Checking flowmailer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Attachment`
[INFO] [stdout]  --> src/mail.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::resources::{Attachment, SubmitMessage};
[INFO] [stdout]   |                        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Attachment`
[INFO] [stdout]  --> src/mail.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::resources::{Attachment, SubmitMessage};
[INFO] [stdout]   |                        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ty::flow_step`
[INFO] [stdout]  --> src/template.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ty::flow_step;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ty::flow_step`
[INFO] [stdout]  --> src/template.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ty::flow_step;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.31s
[INFO] running `Command { std: "docker" "inspect" "0f72572cf3f1d33de6e7dac3e6539b4c61cf57fe14de3fa246d705b3b2f58eb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f72572cf3f1d33de6e7dac3e6539b4c61cf57fe14de3fa246d705b3b2f58eb8", kill_on_drop: false }`
[INFO] [stdout] 0f72572cf3f1d33de6e7dac3e6539b4c61cf57fe14de3fa246d705b3b2f58eb8