[INFO] fetching crate algo_no_std 0.0.2...
[INFO] checking algo_no_std-0.0.2 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate algo_no_std 0.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate algo_no_std 0.0.2 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate algo_no_std 0.0.2
[INFO] finished tweaking crates.io crate algo_no_std 0.0.2
[INFO] tweaked toml for crates.io crate algo_no_std 0.0.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate algo_no_std 0.0.2 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hash32 v0.2.1
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.11
[INFO] [stderr]   Downloaded heapless v0.7.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e617f6b4af52c5c90ce4399911303bd6943fb156e8950c59f08075a9952295a9
[INFO] running `Command { std: "docker" "start" "-a" "e617f6b4af52c5c90ce4399911303bd6943fb156e8950c59f08075a9952295a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e617f6b4af52c5c90ce4399911303bd6943fb156e8950c59f08075a9952295a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e617f6b4af52c5c90ce4399911303bd6943fb156e8950c59f08075a9952295a9", kill_on_drop: false }`
[INFO] [stdout] e617f6b4af52c5c90ce4399911303bd6943fb156e8950c59f08075a9952295a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11d436f7f5a94c308985b0521113099c45157c3f140631948534cd465497f247
[INFO] running `Command { std: "docker" "start" "-a" "11d436f7f5a94c308985b0521113099c45157c3f140631948534cd465497f247", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking algo_no_std v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> examples/p8_ishi_1.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let get_tange = (1_usize..=max);
[INFO] [stdout]    |                     ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let get_tange = (1_usize..=max);
[INFO] [stdout] 12 +     let get_tange = 1_usize..=max;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `IntoIterator` is imported redundantly
[INFO] [stdout]   --> examples/p8_ishi_1.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | use std::iter::IntoIterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/80399064afa4a2cd153f30d02c25f7ea0383ed65/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `IntoIterator` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]  --> examples/p8_ishi_1.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let mut input = String::new();
[INFO] [stdout]   |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `get_tange`
[INFO] [stdout]   --> examples/p8_ishi_1.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let get_tange = (1_usize..=max);
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_get_tange`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> examples/p8_ishi_1.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let mut input = String::new();
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read`
[INFO] [stdout]   --> examples/p8_ishi_1.rs:66:16
[INFO] [stdout]    |
[INFO] [stdout] 66 |             Ok(read) => {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_typename` is never used
[INFO] [stdout]   --> examples/p8_ishi_1.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn print_typename<T>(_: T) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "11d436f7f5a94c308985b0521113099c45157c3f140631948534cd465497f247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11d436f7f5a94c308985b0521113099c45157c3f140631948534cd465497f247", kill_on_drop: false }`
[INFO] [stdout] 11d436f7f5a94c308985b0521113099c45157c3f140631948534cd465497f247
[INFO] checking algo_no_std-0.0.2 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate algo_no_std 0.0.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate algo_no_std 0.0.2 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate algo_no_std 0.0.2
[INFO] finished tweaking crates.io crate algo_no_std 0.0.2
[INFO] tweaked toml for crates.io crate algo_no_std 0.0.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate algo_no_std 0.0.2 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" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30f15b69326295fc18560a2cfc9a4bc2f72f593fe3b31f900220dcc122ff072c
[INFO] running `Command { std: "docker" "start" "-a" "30f15b69326295fc18560a2cfc9a4bc2f72f593fe3b31f900220dcc122ff072c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30f15b69326295fc18560a2cfc9a4bc2f72f593fe3b31f900220dcc122ff072c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f15b69326295fc18560a2cfc9a4bc2f72f593fe3b31f900220dcc122ff072c", kill_on_drop: false }`
[INFO] [stdout] 30f15b69326295fc18560a2cfc9a4bc2f72f593fe3b31f900220dcc122ff072c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa6efa3f0830dea5e30b645bae5a975704af9747b659717a39ea24fce33f88dc
[INFO] running `Command { std: "docker" "start" "-a" "fa6efa3f0830dea5e30b645bae5a975704af9747b659717a39ea24fce33f88dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking algo_no_std v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> examples/p8_ishi_1.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let get_tange = (1_usize..=max);
[INFO] [stdout]    |                     ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let get_tange = (1_usize..=max);
[INFO] [stdout] 12 +     let get_tange = 1_usize..=max;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `IntoIterator` is imported redundantly
[INFO] [stdout]   --> examples/p8_ishi_1.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | use std::iter::IntoIterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `IntoIterator` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]  --> examples/p8_ishi_1.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let mut input = String::new();
[INFO] [stdout]   |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `get_tange`
[INFO] [stdout]   --> examples/p8_ishi_1.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let get_tange = (1_usize..=max);
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_get_tange`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> examples/p8_ishi_1.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let mut input = String::new();
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read`
[INFO] [stdout]   --> examples/p8_ishi_1.rs:66:16
[INFO] [stdout]    |
[INFO] [stdout] 66 |             Ok(read) => {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_typename` is never used
[INFO] [stdout]   --> examples/p8_ishi_1.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn print_typename<T>(_: T) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "fa6efa3f0830dea5e30b645bae5a975704af9747b659717a39ea24fce33f88dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa6efa3f0830dea5e30b645bae5a975704af9747b659717a39ea24fce33f88dc", kill_on_drop: false }`
[INFO] [stdout] fa6efa3f0830dea5e30b645bae5a975704af9747b659717a39ea24fce33f88dc
