[INFO] fetching crate onlinecode 0.1.1... [INFO] testing onlinecode-0.1.1 against 1.60.0 for beta-1.61-1 [INFO] extracting crate onlinecode 0.1.1 into /workspace/builds/worker-95/source [INFO] validating manifest of crates.io crate onlinecode 0.1.1 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate onlinecode 0.1.1 [INFO] finished tweaking crates.io crate onlinecode 0.1.1 [INFO] tweaked toml for crates.io crate onlinecode 0.1.1 written to /workspace/builds/worker-95/source/Cargo.toml [INFO] crate crates.io crate onlinecode 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ccc96305c6b8b2074e47140702def05d05079c554e8e73d1330b1f024f79e074 [INFO] running `Command { std: "docker" "start" "-a" "ccc96305c6b8b2074e47140702def05d05079c554e8e73d1330b1f024f79e074", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccc96305c6b8b2074e47140702def05d05079c554e8e73d1330b1f024f79e074", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccc96305c6b8b2074e47140702def05d05079c554e8e73d1330b1f024f79e074", kill_on_drop: false }` [INFO] [stdout] ccc96305c6b8b2074e47140702def05d05079c554e8e73d1330b1f024f79e074 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a810a7526fc296fc09830d4d28ca510fd2b1f1df91c37d12d18c74ba9496b9e4 [INFO] running `Command { std: "docker" "start" "-a" "a810a7526fc296fc09830d4d28ca510fd2b1f1df91c37d12d18c74ba9496b9e4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling cpufeatures v0.1.5 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling sha-1 v0.9.6 [INFO] [stderr] Compiling onlinecode v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::rngs::StdRng` [INFO] [stdout] --> src/probdist.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rand::rngs::StdRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashSet` [INFO] [stdout] --> src/probdist.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::*` [INFO] [stdout] --> src/rng.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | use crate::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Sha1` [INFO] [stdout] --> src/rng.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | use sha1::{Sha1, Digest}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::rngs::StdRng` [INFO] [stdout] --> src/floyd.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | use rand::rngs::StdRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/bipartite.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/equations.rs:8:32 [INFO] [stdout] | [INFO] [stdout] 8 | use std::collections::{HashSet,HashMap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/equations.rs:416:36 [INFO] [stdout] | [INFO] [stdout] 416 | ... if (*eq_id >= self.ablocks) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 416 - if (*eq_id >= self.ablocks) { [INFO] [stdout] 416 + if *eq_id >= self.ablocks { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thread_rng` [INFO] [stdout] --> src/compat.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::{Rng,thread_rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::rng` [INFO] [stdout] --> src/compat.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::rng; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashSet` [INFO] [stdout] --> src/compat.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/bipartite.rs:166:18 [INFO] [stdout] | [INFO] [stdout] 166 | fn with_size(msg : u32, aux : u32, chk : u32, edges : u32) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `aux` [INFO] [stdout] --> src/bipartite.rs:166:29 [INFO] [stdout] | [INFO] [stdout] 166 | fn with_size(msg : u32, aux : u32, chk : u32, edges : u32) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_aux` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `chk` [INFO] [stdout] --> src/bipartite.rs:166:40 [INFO] [stdout] | [INFO] [stdout] 166 | fn with_size(msg : u32, aux : u32, chk : u32, edges : u32) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_chk` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `edges` [INFO] [stdout] --> src/bipartite.rs:166:51 [INFO] [stdout] | [INFO] [stdout] 166 | fn with_size(msg : u32, aux : u32, chk : u32, edges : u32) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_edges` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hash` [INFO] [stdout] --> src/equations.rs:298:40 [INFO] [stdout] | [INFO] [stdout] 298 | EquationType::Unsolved(ref hash,_) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_hash` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `found_solved` is assigned to, but never used [INFO] [stdout] --> src/equations.rs:353:21 [INFO] [stdout] | [INFO] [stdout] 353 | let mut found_solved = 0; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_found_solved` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs` [INFO] [stdout] --> src/equations.rs:363:44 [INFO] [stdout] | [INFO] [stdout] 363 | EquationType::Solved(v,rhs) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/equations.rs:205:13 [INFO] [stdout] | [INFO] [stdout] 205 | let mut equations = Vec::with_capacity(coblocks + headroom); [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: variable does not need to be mutable [INFO] [stdout] --> src/equations.rs:233:17 [INFO] [stdout] | [INFO] [stdout] 233 | let mut rhs = Vec::::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/bipartite.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | id : u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `MessageNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bipartite.rs:42:10 [INFO] [stdout] | [INFO] [stdout] 42 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `right_degree` [INFO] [stdout] --> src/bipartite.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | fn right_degree(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/bipartite.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | id : u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `AuxiliaryNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bipartite.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/bipartite.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | id : u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `CheckNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bipartite.rs:76:10 [INFO] [stdout] | [INFO] [stdout] 76 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_size` [INFO] [stdout] --> src/bipartite.rs:166:8 [INFO] [stdout] | [INFO] [stdout] 166 | fn with_size(msg : u32, aux : u32, chk : u32, edges : u32) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_edge` [INFO] [stdout] --> src/bipartite.rs:210:8 [INFO] [stdout] | [INFO] [stdout] 210 | fn new_edge() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/bin/codec.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | #![feature(destructuring_assignment)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `destructuring_assignment` has been stable since 1.59.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Arg` [INFO] [stdout] --> src/bin/codec.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | use clap::{Arg, App}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Sha1` [INFO] [stdout] --> src/bin/codec.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | use sha1::{Sha1, Digest}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `onlinecode` due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a810a7526fc296fc09830d4d28ca510fd2b1f1df91c37d12d18c74ba9496b9e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a810a7526fc296fc09830d4d28ca510fd2b1f1df91c37d12d18c74ba9496b9e4", kill_on_drop: false }` [INFO] [stdout] a810a7526fc296fc09830d4d28ca510fd2b1f1df91c37d12d18c74ba9496b9e4