[INFO] cloning repository https://github.com/liclac/pngbomb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liclac/pngbomb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliclac%2Fpngbomb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliclac%2Fpngbomb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0fc2f2a42784557727e44be2f1b86844759a6fa
[INFO] testing liclac/pngbomb against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliclac%2Fpngbomb" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/liclac/pngbomb on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/liclac/pngbomb
[INFO] finished tweaking git repo https://github.com/liclac/pngbomb
[INFO] tweaked toml for git repo https://github.com/liclac/pngbomb written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/liclac/pngbomb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24fed8fadf695a98dcdaded0dddc72de49d71e67d244d3881b23333d34f30c72
[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" "24fed8fadf695a98dcdaded0dddc72de49d71e67d244d3881b23333d34f30c72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24fed8fadf695a98dcdaded0dddc72de49d71e67d244d3881b23333d34f30c72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24fed8fadf695a98dcdaded0dddc72de49d71e67d244d3881b23333d34f30c72", kill_on_drop: false }`
[INFO] [stdout] 24fed8fadf695a98dcdaded0dddc72de49d71e67d244d3881b23333d34f30c72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6855c76d9991128154a0fab7904081dfbe57d7b9b968d63c0e6412802c9041b
[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" "a6855c76d9991128154a0fab7904081dfbe57d7b9b968d63c0e6412802c9041b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.8
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]    Compiling flate2 v1.0.9
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling pbr v1.0.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling pngbomb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]  --> src/errors.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / error_chain! {
[INFO] [stdout] 4 | |     foreign_links {
[INFO] [stdout] 5 | |         IO(std::io::Error);
[INFO] [stdout] 6 | |         Docopt(docopt::Error);
[INFO] [stdout] 7 | |     }
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]  --> src/errors.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / error_chain! {
[INFO] [stdout] 4 | |     foreign_links {
[INFO] [stdout] 5 | |         IO(std::io::Error);
[INFO] [stdout] 6 | |         Docopt(docopt::Error);
[INFO] [stdout] 7 | |     }
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "a6855c76d9991128154a0fab7904081dfbe57d7b9b968d63c0e6412802c9041b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6855c76d9991128154a0fab7904081dfbe57d7b9b968d63c0e6412802c9041b", kill_on_drop: false }`
[INFO] [stdout] a6855c76d9991128154a0fab7904081dfbe57d7b9b968d63c0e6412802c9041b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--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] b1f41bbfba0dbdbe3003a593d95cdfa8cd02652b395f9784960dd0f2a55e1aff
[INFO] running `Command { std: "docker" "start" "-a" "b1f41bbfba0dbdbe3003a593d95cdfa8cd02652b395f9784960dd0f2a55e1aff", kill_on_drop: false }`
[INFO] [stderr]    Compiling pngbomb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]  --> src/errors.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / error_chain! {
[INFO] [stdout] 4 | |     foreign_links {
[INFO] [stdout] 5 | |         IO(std::io::Error);
[INFO] [stdout] 6 | |         Docopt(docopt::Error);
[INFO] [stdout] 7 | |     }
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]  --> src/errors.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / error_chain! {
[INFO] [stdout] 4 | |     foreign_links {
[INFO] [stdout] 5 | |         IO(std::io::Error);
[INFO] [stdout] 6 | |         Docopt(docopt::Error);
[INFO] [stdout] 7 | |     }
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "b1f41bbfba0dbdbe3003a593d95cdfa8cd02652b395f9784960dd0f2a55e1aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1f41bbfba0dbdbe3003a593d95cdfa8cd02652b395f9784960dd0f2a55e1aff", kill_on_drop: false }`
[INFO] [stdout] b1f41bbfba0dbdbe3003a593d95cdfa8cd02652b395f9784960dd0f2a55e1aff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] daf220acfda00c8be70438cbd073c89993873b80d2b9799ca34bc6304b47f86d
[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" "daf220acfda00c8be70438cbd073c89993873b80d2b9799ca34bc6304b47f86d", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]  --> src/errors.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | / error_chain! {
[INFO] [stderr] 4 | |     foreign_links {
[INFO] [stderr] 5 | |         IO(std::io::Error);
[INFO] [stderr] 6 | |         Docopt(docopt::Error);
[INFO] [stderr] 7 | |     }
[INFO] [stderr] 8 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]  --> src/errors.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | / error_chain! {
[INFO] [stderr] 4 | |     foreign_links {
[INFO] [stderr] 5 | |         IO(std::io::Error);
[INFO] [stderr] 6 | |         Docopt(docopt::Error);
[INFO] [stderr] 7 | |     }
[INFO] [stderr] 8 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pngbomb-d62f54a2e0dd72e7
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "daf220acfda00c8be70438cbd073c89993873b80d2b9799ca34bc6304b47f86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf220acfda00c8be70438cbd073c89993873b80d2b9799ca34bc6304b47f86d", kill_on_drop: false }`
[INFO] [stdout] daf220acfda00c8be70438cbd073c89993873b80d2b9799ca34bc6304b47f86d