[INFO] fetching crate great 0.1.2...
[INFO] checking great-0.1.2 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate great 0.1.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate great 0.1.2 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate great 0.1.2
[INFO] finished tweaking crates.io crate great 0.1.2
[INFO] tweaked toml for crates.io crate great 0.1.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate great 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded osstrtools v0.2.2
[INFO] [stderr]   Downloaded question v0.2.2
[INFO] [stderr]   Downloaded encryptfile v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9df52f769c4c46edc37dcc78c70e3fbc8afa8133ead49572199e772336bde150
[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" "9df52f769c4c46edc37dcc78c70e3fbc8afa8133ead49572199e772336bde150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9df52f769c4c46edc37dcc78c70e3fbc8afa8133ead49572199e772336bde150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9df52f769c4c46edc37dcc78c70e3fbc8afa8133ead49572199e772336bde150", kill_on_drop: false }`
[INFO] [stdout] 9df52f769c4c46edc37dcc78c70e3fbc8afa8133ead49572199e772336bde150
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eab19ac821905e22ceff688140c11bc51c3adb08b137a984f5b36a730e4ed717
[INFO] running `Command { std: "docker" "start" "-a" "eab19ac821905e22ceff688140c11bc51c3adb08b137a984f5b36a730e4ed717", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling execute-command-tokens v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]     Checking home v0.5.3
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[INFO] [stderr]     Checking question v0.2.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand v0.4.6
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[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking subprocess v0.2.7
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking which v4.1.0
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[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.14
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[INFO] [stderr]    Compiling num-integer v0.1.44
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[INFO] [stderr]     Checking unicode-normalization v0.1.19
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[INFO] [stderr]     Checking osstrtools v0.2.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]    Compiling rlua v0.17.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking indicatif v0.16.2
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[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking encryptfile v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling execute-command-macro-impl v0.1.6
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]     Checking git2 v0.13.20
[INFO] [stderr]     Checking execute-command-macro v0.1.6
[INFO] [stderr]     Checking execute v0.2.9
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking great v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::utils`
[INFO] [stdout]  --> src/package/add.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::utils;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `snafu::ResultExt`
[INFO] [stdout]  --> src/package/rm.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use snafu::ResultExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/package/rm.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `warn`
[INFO] [stdout]  --> src/package/jog.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{debug, info, warn};
[INFO] [stdout]   |                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils`
[INFO] [stdout]  --> src/package/add.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::utils;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `snafu::ResultExt`
[INFO] [stdout]  --> src/package/rm.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use snafu::ResultExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/package/rm.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `warn`
[INFO] [stdout]  --> src/package/jog.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{debug, info, warn};
[INFO] [stdout]   |                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package`
[INFO] [stdout]    --> src/manifest/mod.rs:234:35
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn add_package(&mut self, package: AddedPackage) {
[INFO] [stdout]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]  --> src/package/rm.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn rm(matches: &ArgMatches, manifest: &mut State) -> Result<(), utils::CommonErrors> {
[INFO] [stdout]   |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `manifest`
[INFO] [stdout]  --> src/package/rm.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn rm(matches: &ArgMatches, manifest: &mut State) -> Result<(), utils::CommonErrors> {
[INFO] [stdout]   |                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manifest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package`
[INFO] [stdout]    --> src/manifest/mod.rs:234:35
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn add_package(&mut self, package: AddedPackage) {
[INFO] [stdout]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]  --> src/package/rm.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn rm(matches: &ArgMatches, manifest: &mut State) -> Result<(), utils::CommonErrors> {
[INFO] [stdout]   |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `manifest`
[INFO] [stdout]  --> src/package/rm.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn rm(matches: &ArgMatches, manifest: &mut State) -> Result<(), utils::CommonErrors> {
[INFO] [stdout]   |                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manifest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_package`
[INFO] [stdout]    --> src/manifest/mod.rs:234:12
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn add_package(&mut self, package: AddedPackage) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `manager_available`
[INFO] [stdout]   --> src/package/mod.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn manager_available(manager: String) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_package`
[INFO] [stdout]    --> src/manifest/mod.rs:234:12
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn add_package(&mut self, package: AddedPackage) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `manager_available`
[INFO] [stdout]   --> src/package/mod.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn manager_available(manager: String) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 10s
[INFO] running `Command { std: "docker" "inspect" "eab19ac821905e22ceff688140c11bc51c3adb08b137a984f5b36a730e4ed717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eab19ac821905e22ceff688140c11bc51c3adb08b137a984f5b36a730e4ed717", kill_on_drop: false }`
[INFO] [stdout] eab19ac821905e22ceff688140c11bc51c3adb08b137a984f5b36a730e4ed717