[INFO] cloning repository https://github.com/casept/minitor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/casept/minitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasept%2Fminitor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasept%2Fminitor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b48eef54c074fb60c3a7bcfd1095ce683b6c94cc
[INFO] checking casept/minitor against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasept%2Fminitor" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/casept/minitor on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/casept/minitor
[INFO] finished tweaking git repo https://github.com/casept/minitor
[INFO] tweaked toml for git repo https://github.com/casept/minitor written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/casept/minitor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/jseyfried/rust-mbedtls.git`
[INFO] [stderr]     Updating git repository `https://github.com/jseyfried/rust-bindgen`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.3.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.6
[INFO] [stderr]   Downloaded which v3.1.0
[INFO] [stderr]   Downloaded rustc-hash v1.0.1
[INFO] [stderr]   Downloaded syn v1.0.13
[INFO] [stderr]   Downloaded regex v1.3.3
[INFO] [stderr]   Downloaded regex-syntax v0.6.13
[INFO] [stderr]   Downloaded rs-libc v0.1.0
[INFO] [stderr]   Downloaded yasna v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 216ed6a59a003fa8363fa96d6df126264cbb2b7a5af8cbe586698011051c2ffc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "216ed6a59a003fa8363fa96d6df126264cbb2b7a5af8cbe586698011051c2ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "216ed6a59a003fa8363fa96d6df126264cbb2b7a5af8cbe586698011051c2ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "216ed6a59a003fa8363fa96d6df126264cbb2b7a5af8cbe586698011051c2ffc", kill_on_drop: false }`
[INFO] [stdout] 216ed6a59a003fa8363fa96d6df126264cbb2b7a5af8cbe586698011051c2ffc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0aa53b274b6e4487b79b9b5b1c2d165846fd209bbc99f550dffa2d4e7d8d0cdc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0aa53b274b6e4487b79b9b5b1c2d165846fd209bbc99f550dffa2d4e7d8d0cdc", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bindgen v0.52.0 (https://github.com/jseyfried/rust-bindgen?branch=can-blacklisted-derive#9632f62b)
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking yasna v0.2.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling mbedtls v0.5.1 (https://github.com/jseyfried/rust-mbedtls.git?branch=update-bindgen#a8965416)
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling mbedtls-sys-auto v2.18.2 (https://github.com/jseyfried/rust-mbedtls.git?branch=update-bindgen#a8965416)
[INFO] [stderr]     Checking minionion v0.1.0 (/tmp/fixit/minionion)
[INFO] [stdout] warning: unused imports: `Cursor`, `Write`
[INFO] [stdout]  --> minionion/src/cell/variable_cell.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Cursor, Error, Read, Write};
[INFO] [stdout]   |               ^^^^^^               ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rdr`
[INFO] [stdout]    --> minionion/src/cell/certs.rs:239:34
[INFO] [stdout]     |
[INFO] [stdout] 239 | fn parse_signed_with_ed25519_key(rdr: &mut dyn Read) -> SignedWithEd25519Key {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_rdr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `affects_validation` is assigned to, but never used
[INFO] [stdout]    --> minionion/src/cell/certs.rs:126:21
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let mut affects_validation = false;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_affects_validation` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `affects_validation` is never read
[INFO] [stdout]    --> minionion/src/cell/certs.rs:129:22
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 1 => affects_validation = true,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ed25519_cross`
[INFO] [stdout]    --> minionion/src/cell/certs.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let ed25519_cross: Option<RSAEd25519Cross>;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ed25519_cross`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signed_with_ed25519_key_extension`
[INFO] [stdout]    --> minionion/src/cell/certs.rs:138:17
[INFO] [stdout]     |
[INFO] [stdout] 138 |             let signed_with_ed25519_key_extension: Option<SignedWithEd25519KeyExtension>;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signed_with_ed25519_key_extension`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `generate_challenge_response_cell`
[INFO] [stdout]   --> minionion/src/cell/auth_challenge.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub(crate) fn generate_challenge_response_cell(&self) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_bytes`
[INFO] [stdout]    --> minionion/src/cell/fixed_cell.rs:101:19
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub(crate) fn to_bytes(&self) -> [u8; CELL_LEN] {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> minionion/src/cell/certs.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     rdr.read_exact(&mut ed25519_key);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> minionion/src/cell/certs.rs:248:5
[INFO] [stdout]     |
[INFO] [stdout] 248 |     rdr.read_exact(&mut expiration_date);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> minionion/src/cell/certs.rs:251:5
[INFO] [stdout]     |
[INFO] [stdout] 251 |     rdr.read_exact(&mut sig_len);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> minionion/src/cell/certs.rs:255:5
[INFO] [stdout]     |
[INFO] [stdout] 255 |     rdr.read_exact(&mut sig_buf);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking minitor v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.87s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking minitor v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unused imports: `Cursor`, `Write`
[INFO] [stdout]  --> minionion/src/cell/variable_cell.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Cursor, Error, Read, Write};
[INFO] [stdout]   |               ^^^^^^               ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rdr`
[INFO] [stdout]    --> minionion/src/cell/certs.rs:239:34
[INFO] [stdout]     |
[INFO] [stdout] 239 | fn parse_signed_with_ed25519_key(rdr: &mut dyn Read) -> SignedWithEd25519Key {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_rdr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `affects_validation` is assigned to, but never used
[INFO] [stdout]    --> minionion/src/cell/certs.rs:126:21
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let mut affects_validation = false;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_affects_validation` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `affects_validation` is never read
[INFO] [stdout]    --> minionion/src/cell/certs.rs:129:22
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 1 => affects_validation = true,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ed25519_cross`
[INFO] [stdout]    --> minionion/src/cell/certs.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let ed25519_cross: Option<RSAEd25519Cross>;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ed25519_cross`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signed_with_ed25519_key_extension`
[INFO] [stdout]    --> minionion/src/cell/certs.rs:138:17
[INFO] [stdout]     |
[INFO] [stdout] 138 |             let signed_with_ed25519_key_extension: Option<SignedWithEd25519KeyExtension>;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signed_with_ed25519_key_extension`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `generate_challenge_response_cell`
[INFO] [stdout]   --> minionion/src/cell/auth_challenge.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub(crate) fn generate_challenge_response_cell(&self) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_bytes`
[INFO] [stdout]    --> minionion/src/cell/fixed_cell.rs:101:19
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub(crate) fn to_bytes(&self) -> [u8; CELL_LEN] {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> minionion/src/cell/certs.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     rdr.read_exact(&mut ed25519_key);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> minionion/src/cell/certs.rs:248:5
[INFO] [stdout]     |
[INFO] [stdout] 248 |     rdr.read_exact(&mut expiration_date);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> minionion/src/cell/certs.rs:251:5
[INFO] [stdout]     |
[INFO] [stdout] 251 |     rdr.read_exact(&mut sig_len);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> minionion/src/cell/certs.rs:255:5
[INFO] [stdout]     |
[INFO] [stdout] 255 |     rdr.read_exact(&mut sig_buf);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "0aa53b274b6e4487b79b9b5b1c2d165846fd209bbc99f550dffa2d4e7d8d0cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aa53b274b6e4487b79b9b5b1c2d165846fd209bbc99f550dffa2d4e7d8d0cdc", kill_on_drop: false }`
[INFO] [stdout] 0aa53b274b6e4487b79b9b5b1c2d165846fd209bbc99f550dffa2d4e7d8d0cdc