[INFO] fetching crate s2n-tls-tokio 0.0.41...
[INFO] checking s2n-tls-tokio-0.0.41 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate s2n-tls-tokio 0.0.41 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate s2n-tls-tokio 0.0.41 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 s2n-tls-tokio 0.0.41
[INFO] finished tweaking crates.io crate s2n-tls-tokio 0.0.41
[INFO] tweaked toml for crates.io crate s2n-tls-tokio 0.0.41 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate s2n-tls-tokio 0.0.41 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]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.10
[INFO] [stderr]   Downloaded quote v1.0.29
[INFO] [stderr]   Downloaded s2n-tls v0.0.41
[INFO] [stderr]   Downloaded proc-macro2 v1.0.63
[INFO] [stderr]   Downloaded syn v2.0.23
[INFO] [stderr]   Downloaded s2n-tls-sys v0.0.41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 032496881fc7e9786403a32a47d2950c681999d875d59f6cab6a515908c1ce42
[INFO] running `Command { std: "docker" "start" "-a" "032496881fc7e9786403a32a47d2950c681999d875d59f6cab6a515908c1ce42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "032496881fc7e9786403a32a47d2950c681999d875d59f6cab6a515908c1ce42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "032496881fc7e9786403a32a47d2950c681999d875d59f6cab6a515908c1ce42", kill_on_drop: false }`
[INFO] [stdout] 032496881fc7e9786403a32a47d2950c681999d875d59f6cab6a515908c1ce42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d52c2e0f1d002b6d758c01ebb0bc66080d591139d155d4baed26f79cc06b1187
[INFO] running `Command { std: "docker" "start" "-a" "d52c2e0f1d002b6d758c01ebb0bc66080d591139d155d4baed26f79cc06b1187", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking errno v0.3.1
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking os_str_bytes v6.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling s2n-tls-sys v0.0.41
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking s2n-tls v0.0.41
[INFO] [stderr]     Checking s2n-tls-tokio v0.0.41 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> tests/shutdown.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{convert::TryFrom, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 50.33s
[INFO] running `Command { std: "docker" "inspect" "d52c2e0f1d002b6d758c01ebb0bc66080d591139d155d4baed26f79cc06b1187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d52c2e0f1d002b6d758c01ebb0bc66080d591139d155d4baed26f79cc06b1187", kill_on_drop: false }`
[INFO] [stdout] d52c2e0f1d002b6d758c01ebb0bc66080d591139d155d4baed26f79cc06b1187
[INFO] checking s2n-tls-tokio-0.0.41 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate s2n-tls-tokio 0.0.41 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate s2n-tls-tokio 0.0.41 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 s2n-tls-tokio 0.0.41
[INFO] finished tweaking crates.io crate s2n-tls-tokio 0.0.41
[INFO] tweaked toml for crates.io crate s2n-tls-tokio 0.0.41 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate s2n-tls-tokio 0.0.41 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7a69cc14440714ff40b11d23b2e3396383ca6d5da0b54aa4f2faae70de014cee
[INFO] running `Command { std: "docker" "start" "-a" "7a69cc14440714ff40b11d23b2e3396383ca6d5da0b54aa4f2faae70de014cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a69cc14440714ff40b11d23b2e3396383ca6d5da0b54aa4f2faae70de014cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a69cc14440714ff40b11d23b2e3396383ca6d5da0b54aa4f2faae70de014cee", kill_on_drop: false }`
[INFO] [stdout] 7a69cc14440714ff40b11d23b2e3396383ca6d5da0b54aa4f2faae70de014cee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] da50a4c7bf60b1d4de81fc3bd64e9e1b6ad4c52e4d4f237e75a8582ce273400c
[INFO] running `Command { std: "docker" "start" "-a" "da50a4c7bf60b1d4de81fc3bd64e9e1b6ad4c52e4d4f237e75a8582ce273400c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking errno v0.3.1
[INFO] [stderr]     Checking os_str_bytes v6.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling s2n-tls-sys v0.0.41
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking s2n-tls v0.0.41
[INFO] [stderr]     Checking s2n-tls-tokio v0.0.41 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> tests/shutdown.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{convert::TryFrom, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 51.11s
[INFO] running `Command { std: "docker" "inspect" "da50a4c7bf60b1d4de81fc3bd64e9e1b6ad4c52e4d4f237e75a8582ce273400c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da50a4c7bf60b1d4de81fc3bd64e9e1b6ad4c52e4d4f237e75a8582ce273400c", kill_on_drop: false }`
[INFO] [stdout] da50a4c7bf60b1d4de81fc3bd64e9e1b6ad4c52e4d4f237e75a8582ce273400c